parole geraghty argued october decided march respondent twice denied parole federal prison brought suit petitioners federal district challenging validity parole commission parole release guidelines district denied respondent request certification suit class action behalf class federal prisoners become eligible release parole granted summary judgment petitioners merits respondent released prison appeal appeals pending held render case moot went hold respect question whether district erroneously denied class certification class certification inappropriate since problems overbroad classes potential conflict interest respondent members putative class remedied mechanism subclasses accordingly appeals reversed denial class certification remanded case district initial evaluation sua sponte proper subclasses held action brought behalf class become moot upon expiration named plaintiff substantive claim even though class certification denied since proposed representative class retains personal stake obtaining class certification sufficient assure art iii values undermined appeal denial class certification results reversal denial class subsequently properly certified merits class claim may adjudicated pursuant holding sosna iowa mootness named plaintiff individual claim class duly certified render action moot pp fact named plaintiff substantive claims mooted due occurrence judgment merits cf gerstein pugh deposit guaranty nat bank roper ante mean issues case mooted plaintiff brings class action presents two separate issues one claim merits claim entitled represent class denial class certification stands adjudication one issues litigated roper ante determining whether plaintiff may continue press class certification claim claim merits expires nature personal stake class certification claim must examined imperatives dispute capable judicial resolution sharply presented issues concrete factual setting parties vigorously advocating opposing positions exist respect class certification issue notwithstanding named plaintiff claim merits expired imperatives present case question whether class certification appropriate remains concrete sharply presented issue respondent continues vigorously advocate right class certified pp respondent proper representative purpose appealing ruling denying certification class initially defined hence improper appeals consider whether district granted class certification appeals remand case consideration subclasses proper disposition except burden constructing subclasses upon district upon respondent pp blackmun delivered opinion brennan white marshall stevens joined powell filed dissenting opinion burger stewart rehnquist joined post kent jones argued cause pro hac vice petitioners briefs solicitor general mccree assistant attorney general heymann deputy solicitor general easterbrook jerome feit elliott schulder kenneth flaxman argued cause respondent brief thomas meites robert hobbs filed brief national client council et al amici curiae urging affirmance justice blackmun delivered opinion case raises question whether trial denial motion certification class may reviewed appeal named plaintiff personal claim become moot appeals third circuit held named plaintiff respondent brought class action challenging validity parole commission parole release guidelines continue appeal ruling denying class certification even though released prison appeal pending granted certiorari consider issue substantial significance art iii constitution litigation resolve conflict approach among courts appeals parole board adopted explicit parole release guidelines adult prisoners guidelines establish customary range confinement various classes offenders guidelines utilize matrix combines parole prognosis score based prisoner age first conviction employment background personal factors offense severity rating yield customary time served prison subsequently congress enacted parole commission reorganization act pcra pub stat act provided first legislative authorization parole release guidelines required newly created parole commission promulgate rules regulations establishing guidelines powe grant deny application recommendation parole eligible prisoner releasing prisoner parole commission must find upon consideration nature circumstances offense history characteristics prisoner release depreciate seriousness offense promote disrespect law jeopardize public welfare respondent john geraghty convicted district northern district illinois conspiracy commit extortion violation making false material declarations grand jury violation ed supp ii january two months initial promulgation release guidelines respondent sentenced concurrent prison terms four years conspiracy count one year false declarations count appeals seventh circuit affirmed respondent convictions braasch cert denied sub nom geraghty geraghty later pursuant motion federal rule criminal procedure obtained district reduction sentence months granted motion view application guidelines frustrate sentencing judge intent respect length time geraghty serve prison braasch cr nd appeal dism mandamus denied geraghty applied release parole first application denied january following explanation offense behavior rated high severity salient factor score custody total months guidelines established board adult cases consider factors indicate range months served release cases good institutional program performance adjustment review relevant factors information presented found decision consideration outside guidelines appear warranted app respondent sought certification class federal prisoners become eligible release parole without ruling geraghty motion transferred case middle district pennsylvania respondent incarcerated geraghty continued press motion class certification postponed ruling motion prepared render decision summary judgment district subsequently denied geraghty request class certification granted summary judgment petitioners claims geraghty asserted supp regarded respondent action petition writ habeas corpus federal rule civil procedure applied analogy denied class certification neither necessary appropriate class action necessary avoid mootness found consideration comprehended rule found class certification inappropriate geraghty raised certain individual issues inasmuch prisoners might benefited guidelines claims typical entire proposed class merits ruled guidelines consistent pcra offend ex post facto clause art cl respondent individually behalf class appealed appeals third circuit app thereafter another prisoner becher denied parole application guidelines represented geraghty counsel moved intervene becher sought intervention ensure legal issue raised geraghty behalf class escape review appeal case pet intervene judgment district concluding filing geraghty notice appeal divested jurisdiction denied petition intervene becher filed timely notice appeal denial intervention two appeals consolidated june brief filed appeals geraghty mandatorily released prison served months sentence earned credits rest petitioners moved dismiss appeals moot appellate reserved decision motion dismiss consideration merits appeals concluding litigation moot reversed judgment district remanded case proceedings class certified district mootness respondent geraghty personal claim rendered controversy moot see sosna iowa appeals reasoned erroneous denial class certification lead opposite result rather certification certifiable class erroneously denied relates back original denial thus preserves jurisdiction ibid question whether certification erroneously denied appeals held necessity prerequisite rule expressed doubts district finding class certification inappropriate geraghty raised claims applicable entire class prisoners become eligible parole district certif ied certain issues subject class adjudication limite overbroad classes use failure consider options constituted failure properly exercise discretion ibid indeed authority may exercised sua sponte ibid appeals also held refusal certify potential conflict interest geraghty members putative class error subclass mechanism remedied problem well thus appeals reversed denial class certification remanded case district initial evaluation proper subclasses also remanded motion intervention order avoid improvidently dissipat ing judicial effort appeals went consider whether trial decided merits respondent case properly district entry summary judgment found error geraghty recapitulation function genesis guidelines supported evidence guidelines may well unauthorized unconstitutional thus dispute merits also remanded factual development ii article iii constitution limits federal judicial power jurisdiction cases controversies limitation serves two complementary purposes flast cohen limits business federal courts questions presented adversary context form historically viewed capable resolution judicial process defines role assigned judiciary tripartite allocation power assure federal courts intrude areas committed branches government ibid likewise mootness two aspects issues presented longer live parties lack legally cognizable interest outcome powell mccormack clear controversy validity parole release guidelines still live one petitioners least members class respondent seeks represent demonstrated fact prisoners currently affected guidelines moved substituted intervene named respondents see supra therefore concerned second aspect mootness parties interest litigation referred concept personal stake requirement franks bowman transportation baker carr requirement relates first purpose doctrine limiting judicial power disputes capable judicial resolution flast cohen stated question whether particular person proper party maintain action force raise separation powers problems related improper judicial interference areas committed branches federal government thus terms article iii limitations federal jurisdiction question standing related whether dispute sought adjudicated presented adversary context form historically viewed capable judicial resolution reason emphasis standing problems whether party invoking federal jurisdiction personal stake outcome controversy baker carr whether dispute touches upon legal relations parties adverse legal interests aetna life insurance haworth personal stake aspect mootness doctrine also serves primarily purpose assuring federal courts presented disputes capable resolving one commentator defined mootness doctrine standing set time frame requisite personal interest must exist commencement litigation standing must continue throughout existence mootness monaghan constitutional adjudication yale iii several occasions considered application personal stake requirement context sosna iowa held mootness named plaintiff individual claim class duly certified render action moot reasoned even though appellees might enforce iowa durational residency requirement class representative clear enforce persons class appellant sought represent district certified stated specifically art iii case controversy may exist named defendant member class represented named plaintiff even though claim named plaintiff become moot although one might argue sosna contains least implication critical factor art iii purposes timing class certification cases applying relation back approach clearly demonstrate timing crucial claim merits capable repetition yet evading review named plaintiff may litigate class certification issue despite loss personal stake outcome litigation gerstein pugh capable repetition yet evading review doctrine sure developed outside context see southern pacific terminal icc applied named plaintiff personal stake outset lawsuit claim may arise respect plaintiff litigation may continue notwithstanding named plaintiff current lack personal stake see weinstein bradford roe wade since litigant faces likelihood becoming involved controversy future vigorous advocacy expected continue however chance named plaintiff expired claim reoccur mootness still avoided certification class prior expiration named plaintiff personal claim franks bowman transportation see kremens bartley claims inherently transitory trial even enough time rule motion class certification proposed representative individual interest expires considered possibility gerstein pugh gerstein action challenging pretrial detention conditions assumed named plaintiffs longer custody awaiting trial time trial certified class pretrial detainees indication particular named plaintiffs might subject pretrial detention nonetheless case held moot length pretrial custody ascertained outset may ended time release recognizance dismissal charges guilty plea well acquittal conviction trial means certain given individual named plaintiff pretrial custody long enough district judge certify class moreover case constant existence class persons suffering deprivation certain attorney representing named respondents public defender safely assume clients continuing live interest case ibid two different contexts stated proposed class representative proceeds judgment merits may appeal denial class certification first assumption important ingredient deposit guaranty nat bank roper ante rejection interlocutory appeals right class certification denials coopers lybrand livesay reasoned denial class status necessarily death knell action since still remains prospect prevailing merits reversing order denying class certification ibid second airlines mcdonald held putative class member may intervene purpose appealing denial class certification motion named plaintiffs claims satisfied judgment entered favor underlying decision view refusal certify subject appellate review final judgment behest named plaintiffs see also coopers lybrand livesay today holds named plaintiffs whose claims satisfied entry judgment objections may appeal denial class certification ruling deposit guaranty nat bank roper ante gerstein mcdonald roper examples cases found moot despite loss personal stake merits litigation proposed class representative interest named plaintiffs gerstein precisely geraghty similarly judgment entered favor named plaintiffs mcdonald continuing narrow personal stake outcome class claims roper points individual controversy rendered moot strict art iii sense payment satisfaction final judgment ante cases demonstrate flexible character art iii mootness doctrine noted past art iii justiciability legal concept fixed content susceptible scientific verification poe ullman plurality opinion justiciability doctrine one uncertain shifting contours flast cohen iv perhaps somewhat anticipating today decision roper petitioners argue situation presented entirely different mootness individual claim caused expiration claim rather judgment claim assert proposed class representative individually prevails merits still personal stake outcome litigation named plaintiff whose claim truly moot latter situation class certified party live claim follows said jurisdiction consider whether class certified brief petitioners find distinction persuasive noted earlier geraghty personal stake outcome litigation practical sense different putative class representatives roper opinion roper indicates approach take applying art iii issue issue confession judgment defendants less issues moot entire case issues case may appealable assume district final judgment fully satisfying named plaintiffs private substantive claims preclude appeal aspect final judgment however follow circumstance terminate named plaintiffs right take appeal issue class certification ante see also airlines mcdonald powell mccormack similarly fact named plaintiff substantive claims mooted due occurrence judgment merits mean issues case mooted plaintiff brings class action presents two separate issues judicial resolution one claim merits claim entitled represent class denial class certification stands adjudication one issues litigated roper ante think determining whether plaintiff may continue press class certification claim claim merits expires must look nature personal stake class certification claim determining art iii uncertain shifting contours see flast cohen respect nontraditional forms litigation class action requires reference purposes requirement application requirement procedural claim right represent class automatic readily resolved legally cognizable interest described powell mccormack traditional sense rarely ever exists respect class certification claim justifications led development class action include protection defendant inconsistent obligations protection interests absentees provision convenient economical means disposing similar lawsuits facilitation spreading litigation costs among numerous litigants similar claims see advisory committee notes fed rule civ proc pp note developments law class actions harv rev although named representative receives certain benefits class nature action regarded desirable others less benefits generally device order achieve primary benefits class suits federal rules civil procedure give proposed class representative right class certified requirements rules met right analogous private attorney general concept type interest traditionally thought satisfy personal stake requirement see roper ante noted purpose personal stake requirement assure case form capable judicial resolution imperatives dispute capable judicial resolution sharply presented issues concrete factual setting parties vigorously advocating opposing positions franks bowman transportation baker carr poe ullman plurality opinion conclude elements exist respect class certification issue notwithstanding fact named plaintiff claim merits expired question whether class certification appropriate remains concrete sharply presented issue sosna iowa recognized named plaintiff whose claim merits expires class certification may still adequately represent class implicit decision determination vigorous advocacy assured means traditional requirement personal stake outcome respondent continues vigorously advocate right class certified therefore hold action brought behalf class become moot upon expiration named plaintiff substantive claim even though class certification denied proposed representative retains personal stake obtaining class certification sufficient assure art iii values undermined appeal results reversal class certification denial class subsequently properly certified merits class claim may adjudicated pursuant holding sosna holding limited appeal denial class certification motion named plaintiff whose claim expires may continue press appeal merits class properly certified see roper ante appeal determined class certification properly denied claim merits must dismissed moot conclusion controversy moot automatically establish named plaintiff entitled continue litigating interests class shift focus examination elements justiciability ability named representative fairly adequately protect interests class rule sosna iowa hold case controversy still exists question represent class separate issue need decide whether geraghty proper representative purpose representing class merits class yet certified upon remand district determine whether geraghty may continue press class claims whether another representative appropriate decide geraghty proper representative purpose appealing ruling denying certification class initially defined thus improper appeals consider whether district granted class certification turn question whether appeals decision district class certification ruling proper petitioners assert appeals erred requiring district consider possibility certifying subclasses sua sponte petitioners strenuously contend placing burden identifying constructing subclasses trial creates unmanageable difficulties brief petitioners feel appeals decision impose undue burdens district courts respondent real opportunity request certification subclasses class proposed rejected district denied class certification time rendered adverse decision merits requesting subclass certification time futile act district invest effort deciding subclass question ruled relief merits available remand merely gives respondent opportunity perform function adversary system remand however district bear burden constructing subclasses burden upon respondent required submit proposals sua sponte obligation act modification appeals remand case consideration subclasses proper disposition inappropriate reach merits controversy present posture case holding case moot extends appeal class certification denial district denies class certification decision affirmed controversy merits moot furthermore although appeals commented upon merits sole purpose avoiding waste judicial resources reach final conclusion validity guidelines rather held summary judgment improper remanded factual development given interlocutory posture case us must defer decision merits respondent case determined affirmatively class properly certified judgment appeals vacated case remanded proceedings consistent opinion ordered footnotes petition writ certiorari pending respondent geraghty filed motion substitute respondents five prisoners incarcerated also represented geraghty attorneys alternative prisoners sought intervene deferred ruling motion hearing case merits prisoners also released incarceration september supplement motion substitute intervene filed proposing six new substitute respondents intervenors presently incarcerated federal prisoner allegedly adversely affected guidelines represented geraghty counsel since hold respondent may continue litigate class certification issue need us consider whether motion granted order prevent case moot conclude district initially rule motion see armour city anniston susman lincoln american cert pending goodman schlesinger camper calumet petrochemicals roper consurve aff sub nom deposit guaranty nat bank roper ante satterwhite city greenville en banc cert pending vun cannon breed winokur bell federal savings loan cert denied lasky quinlan kuahulu employers ins wausau boyd justices special term napier gertrude cert denied fed reg guidelines currently force appear cfr extortion count based respondent use position vice squad officer chicago police force shake dispensers alcoholic beverages false declarations concerned involvement scheme apparently becher released prison claim sosna also fit traditional category actions deemed moot despite litigant loss personal stake capable repetition yet evading review see southern pacific terminal icc franks bowman transportation however held aspect mootness doctrine depend class claim inherently transitory meets capable repetition yet evading review standard three cases might described adopting less flexible approach indianapolis school jacobs weinstein bradford dismissal putative class suits moot ordered named plaintiffs claims became moot pasadena city bd education spangler indicated action moot upon expiration named plaintiffs claims intervened party plaintiff however case attempt appeal merits without first obtained proper certification class case defendant petitioned review observed subsequently text appeal denial class classification permitted circumstances appeal merits situation proposed class representative lost personal stake merits reached class properly certified although perhaps remanded jacobs weinstein reconsideration class certification issue appeals parties cases suggest relation back class certification thus find line cases dispositive question us class indispensable party named plaintiff interests certification approach legally cognizable interest see landers legalized blackmail legalized theft consumer class actions dilemma cal rev simon class actions useful tool engine destruction intimate view whether named plaintiff settles individual claim denial class certification may consistent art iii appeal adverse ruling class certification see airlines mcdonald justice powell dissent advocates rigidly formalistic approach art iii post suggests decision today first departure formalistic view post agree issue hand one first impression thus narrow sense unprecedented post believe however decision constitutes redefinition art iii principles significant departur post carefully considered precedents post erosion strict formalistic perception art iii begun well today decision example protestations dissent strikingly reminiscent justice harlan dissent flast cohen justice harlan hailed rule pronounced case new doctrine resting premises withstand analysis felt problems presented taxpayer standing involve nothing less proper functioning federal courts run roots constitutional system taxpayers thought complain private interests represent rights espouse bereft personal proprietary coloration taxpayer actions must public actions brought vindicate public rights notwithstanding taxpayers lack formalistic personal stake even justice harlan felt case held nonjusticiable purely prudential grounds interpretation cases led conclude clear plaintiffs public action constitutionally excluded federal courts ibid emphasis original somewhat ironic justice powell seeks explain airlines mcdonald supra straightforward application settled doctrine post expressed dissent mcdonald view holding rested fundamental misconception mootness uncertified class action settlement named plaintiffs claims stated pervading opinion assumption class action somehow continued district denied class status assumption supported neither text history rule contrary denial class status converts litigation ordinary nonclass action petitioner argues great force result settlement individual claims named plaintiffs longer appeal denial class status occurred years earlier although question decided answer principle clear settlement individual claim typically moots issues associated case sharply distinguishable cases sosna iowa franks bowman transp allowed named plaintiffs whose individual claims moot continue represent classes cases district courts previously certified classes thus giving legal status separate interest asserted named plaintiffs sosna iowa supra case presents precisely opposite situation prior denial class status extinguished representative capacity omitted recite cases purpose showing result mandated precedents concede prior cases may said somewhat confusing perhaps irreconcilable others point strict formalistic view art iii jurisprudence perhaps starting point inquiry riddled exceptions creating exception looked practicalities prudential considerations resulting doctrine characterized aptly flexible developed irresponsibly care post including present case dissent correct exceptions made formalistic interpretation art iii principled distinctions bright lines become difficult draw attempt predict far road eventually go toward premising jurisdiction upon bare existence sharply presented issue concrete vigorously argued case post case must decided facts hasten note however case even approach extreme feared dissent respondent suffered actual concrete injury result putatively illegal conduct injury satisfy formalistic requirement damages sought see powell mccormack injury continued beyond time district denied class certification merely hold district erroneously denies procedural motion correctly decided prevented action becoming moot appeal lies denial corrected ruling relates back date original denial judicial process become vehicle concerned bystanders post even one respondent position conceivably characterized bystander issue merits addressed class interest outcome certified relation back principle traditional equitable doctrine applied class certification claims gerstein pugh serves logically distinguish case one brought day prisoner released see post named plaintiff personal stake outcome time class certification denied relation back appellate reversal denial still prevent mootness action see comment search principles mootness federal courts part two class actions texas rev comment continuation representation class actions following dismissal class representative duke justice powell chief justice justice stewart justice rehnquist join dissenting respondent filed suit class action serving time federal prison sought represent class composed federal prisoners become eligible release parole app district denied class certification granted summary judgment petitioners respondent appealed briefs filed unconditionally released prison petitioners moved dismiss appeal moot appeals denied motion reversed judgment district remanded case proceedings conceding respondent personal claim moot appeals nevertheless concluded respondent properly appeal denial class certification today agrees conclusion analysis proceeds two steps first says mootness flexible doctrine may adapted see fit nontraditional forms litigation ante second holds named plaintiff right analogous private attorney general concept appeal denial class certification even personal claim relief moot ante steps significant departures settled law rationally confined narrow issue presented case accordingly dissent observes case involves personal stake aspect mootness doctrine ante undoubtedly live issue appropriate plaintiff present judicial resolution question whether respondent interest action nevertheless may counsel continue litigate recent decisions considered personal stake requirement care issue presented outset litigation question standing sue held personal stake requirement double aspect one hand derives art iii limitations power federal courts embodies additional restraints exercise judicial power singleton wulff warth seldin prudential aspect standing aptly described doctrine uncertain contours ante constitutional minimum given definite content order satisfy art iii plaintiff must show personally suffered actual threatened injury result putatively illegal conduct defendant gladstone realtors village bellwood although noneconomic injuries confer standing rejected attempts substitute abstract concern subject rights third parties concrete injury required art iii simon eastern kentucky welfare rights notes today threshold requirement must satisfied throughout action ante see sosna iowa prudential considerations present outset may support continuation action parties invested substantial resources generated factual record actual case controversy constitutional sense must extant stages review preiser newkirk quoting steffel thompson cases longer touc legal relations parties adverse legal interests moot federal courts without power decide questions affect rights litigants case north carolina rice per curiam quoting aetna life ins haworth limitation flows directly art iii defunis odegaard per curiam since question one power practical importance review control sosna iowa supra richardson ramirez alaska public interest resolution issue replace necessary individual interest outcome see defunis odegaard supra collateral consequences original wrong may supply individual interest circumstances sibron new york may prospect repeated future injury inherently transitory unlikely outlast normal course litigation super tire engineering mccorkle southern pacific terminal icc essential irreducible constitutional requirement simply nonfrivolous showing continuing threatened injury hands adversary cases demonstrate contrary view today core requirement personal stake outcome flexible indeed rule barring litigation interest stake applied rigorously termed one major proposition law standing federal courts consistently adhered without exception davis standing taxpayers others chi rev emphasis deleted insisted upon personal stake requirement mootness standing cases embedded limitation imposed constitution founded concern proper properly limited role courts democratic society warth seldin supra way today prevent ed judicial process becoming vehicle vindication value interests concerned bystanders scrap see simon eastern kentucky welfare rights brennan concurring judgment sierra club morton ii forgoing decisions establish principles applied consistently principles developed outside class action context art iii contains exception class actions thus held putative class representative alleges individual injury may seek relief behalf member class littleton class certified accordance rule acquir legal status separate interest asserted named plaintiff sosna iowa supra given properly certified class live interests unnamed identifiable class members may supply personal stake required art iii named plaintiff individual claim becomes moot franks bowman transportation sosna iowa supra case presents fundamentally different situation class certified lone plaintiff longer personal stake litigation words lawyer respondent obtain absolutely additional personal relief case tr oral arg even lawyer evinced interest continuing represent respondent named plaintiff distinguished persons presently incarcerated ibid circumstances art iii precedents require dismissal views case differently constructs new doctrine breathe life lawsuit plaintiff announces today first time without attempting reconcile many cases contrary two categories art iii mootness doctrine flexible less flexible ante relies cases said demonstrate application flexible mootness class action litigation cases principally relied upon gerstein pugh airlines mcdonald today decision deposit guaranty nat bank roper ante case said show class action mooted loss class representative personal stake outcome lawsuit even though class certified ante sosna cited proposition requirements art iii may met means traditional requirement personal stake outcome ante view misreads precedents sosna simply acknowledged actual class certification gives legal recognition additional adverse parties cf aetna life ins haworth gerstein applied rule long established outside class action context cases never thought erode requirement personal stake outcome gerstein held class action challenging constitutionality pretrial detention procedures continue named plaintiffs convictions brought detentions end suggest personal stake outcome merits unnecessary action continued transitory nature pretrial detention placed claim within narrow class cases distinctly capable repetition yet evading review mcdonald roper sanction appeals denial class certification notwithstanding satisfaction class representative claim merits neither case holds art iii may satisfied absence personal stake outcome mcdonald putative class member intervened within statutory time limit appeal certification ruling found claim intervenor mcdonald possessed stake necessary pursue action indeed devoted entire opinion showing intervenor claim relief expired mcdonald holds action kept alive interested parties within prescribed periods limitations die art iii sense dictum mcdonald refusal certify subject appellate review final judgment behest named plaintiffs gratuitous sentence repeated coopers lybrand livesay apparently elevated opinion case status new doctrine serious tension new doctrine much narrower reasoning adopted today roper roper holds named plaintiffs refused accept proffered individual settlements retain personal stake sharing anticipated litigation costs class ante finding art iii satisfied alleged economic interest roper reasons rules federal practice governing appealability permit party obtain review certain procedural rulings collateral generally favorable judgment see ante concludes denial class certification falls within category long named plaintiffs assert continuing stake outcome appeal ante far apparent roper thought support decision case indeed opinion chief justice roper reaffirms obligation federal dismiss appeal parties longer retain personal stake outcome required art iii ibid even speculative interest sharing costs respondent affirmatively denies retains stake personal interest outcome appeal see supra thus fact critical analysis roper absent case one disagree analysis yet conclude roper affords support ruling cases cited less flexible therefore less authoritative apply established art iii doctrine cases closely analogous one indianapolis school jacobs per curiam weinstein bradford per curiam pasadena city board education spangler become precedents cases relegated ante cases recent carefully considered decisions applied principles art iii jurisprudence justice participated suggested distinction drawn today backhanded treatment less flexible cases ignores controlling relevance issue presented jacobs six named plaintiffs brought class action challenge certain high school regulations district stated record class treatment appropriate plaintiffs proper representatives failed comply rule granted review informed named plaintiffs graduated held action entirely moot class action never properly certified class properly identified district since faulty certification prevented class acquiring separate legal status art iii required dismissal reached precisely conclusion spangler action saved mootness timely intervention third party see also baxter palmigiano bradford district denied certification outright held named plaintiff release prison required dismissal complaint parole release procedures see also memphis light gas water div craft suggests jacobs spangler may distinguished plaintiffs appealing denial class certification overlooks fact case class representatives defending judgment merits defendants appealed continued vigorously assert claims class take procedural route appealing denial certification district granted albeit defectively class status chose remand correction oral certification order jacobs recognized putative class representative suffered injury redressed adequate certification underlying jacobs bradford well elementary principle one personal stake obtaining relief third parties mechanism class certification otherwise rejects principle today iii new concept flexible mootness unprecedented content given concept even disturbing splits class aspects action two separate claims action may maintained respondent behalf class ii class entitled relief merits since class certified concedes claim merits moot ante respondent said personal stake procedural claim despite lack stake merits makes effort identify injury respondent may redressed benefit respondent may accrue favorable ruling certification question instead respondent personal stake said derive two factors nothing concrete injury stake outcome first finds federal rules civil procedure create right analogous private attorney general concept class certified second thinks case retains imperatives dispute capable judicial resolution identified sharply presented issue ii concrete factual setting iii party actually contesting case ante reliance new right inherent rule misplaced held even congress may confer jurisdiction art iii gladstone realtors village bellwood littleton see marbury madison cranch far less may rule procedure shall construed extend jurisdiction district courts fed rule civ proc moreover private attorney general concept supply personal stake necessary satisfy art iii serves permit litigation party stake otherwise might barred prudential standing rules see warth seldin sierra club morton since neither rule private attorney general concept fill jurisdictional gap new perception art iii requirements must rest entirely tripartite test concrete adverseness although components test strangers art iii jurisprudence operate cases confessedly within jurisdiction franks bowman transportation quoting flast cohen cites decision premised jurisdiction upon bare existence sharply presented issue concrete vigorously argued case aware none indeed characteristics sure present typical private attorney general action brought citizen although refused steadfastly countenance public action redefinition personal stake requirement leaves principled basis practice reasons departure precedent compelled difficulty identifying personal stake procedural claim particularly nontraditional forms litigation ante created false dilemma noted roper class certification issues ancillary litigation substantive claims ante attempt identify personal stake ancillary claims often must end frustration claims ordinary sense word motion class certification like motion join additional parties try case jury instead judge seeks present substantive claim particular context procedural devices generally value apart capacity facilitate favorable resolution case merits accordingly moving party neither expected required assert interest independent interest merits class actions may advance significantly administration justice appropriate cases indeed class action scarcely new idea rule codifies intended clarify procedures dealing form action long known equity see newberg class actions federal jurisdiction attach class aspect litigation involving individual claims never questioned even deal truly new procedural devices freedom adapt art iii limited recognition different means presenting case controversy otherwise cognizable federal courts aetna life ins haworth declaratory judgment act quoting nashville wallace emphasis added effect mootness vitality device like class action may relevant prudential consideration provide plaintiff none powerless assume jurisdiction violation art iii iv short case putative class representative respondent longer slightest interest injuries alleged complaint member class indeed none identified case therefore lacks plaintiff minimal personal stake constitutional prerequisite jurisdiction art iii realistic sense persons appear interest defendants lawyer longer client vacate decision appeals remand instructions dismiss action moot see duke power carolina environmental study group arlington heights metropolitan housing dev warth seldin linda richard cases rejects view expressed justice harlan apparently espoused personal stake requirement lacks constitutional significance ante flast cohen harlan dissenting see also richardson powell concurring today however view never commanded majority see schlesinger reservists stop war littleton moose lodge irvis sierra club morton tileston ullman per curiam rule question mootness litigant assert emotional involvement remains case ashcroft mattis per curiam see wright miller cooper federal practice procedure note mootness doctrine harv rev see preiser newkirk sec medical comm human rights powell mccormack liner jafco erosion strict formalistic perception art iii begun well today decision art iii personal stake requirement riddled exceptions ante fails however cite single opinion support either statement extent decision flast cohen supra supports position ascribed dissent survive long line express holdings began warth seldin supra reaffirmed last term gladstone realtors village bellwood see nn supra even warth professor davis observed personal stake requirement exceptions chi one suggests respondent affected personally ruling class certification question remanded today fact apparently concedes respondent personal stake traditional sense obtaining certification ante several prisoners federal custody filed motion intervene parties respondent although rule motion note motion received well year respondent released prison interim respondent obtained ruling appeals filed petition certiorari untimely intervention comes late save action airlines mcdonald respondent lawyer opened argument saying mootness question case practical standpoint significant action dismissed moot plans simply file new case behalf prisoners serving longer terms tr oral arg basis representation counsel reason believe members putative class issue ultimately included class action moot certification mere formality represents judicial finding injured parties named plaintiff exist also provides definition identified certification identifies sharpens interests unnamed class members outcome thereafter bound outcome certification class members certain action settled dismissed without appropriate notice fed rule civ proc newberg class actions cf almond settling rule class actions precertification stage notice required rev vigorous advocacy assured authoritative imposition named plaintiffs duty adequately represent entire class named plaintiff claim becomes moot certification ability represent interests class members found wanting may seek substitute representative even decertify class fed rules civ proc see newberg supra comment continuation representation class actions following dismissal class representative duke certification case different principle traditional representative actions involving example single party participate incompetence permitted litigate appointed fiduciary gerstein analysis emphasized retrial detention nature temporary individual suffer repeated deprivations access redress falls squarely within rule southern pacific terminal icc see roe wade similar cases noted continuation action depend especially upon reality claim otherwise issue evade review swisher brady quoting sosna iowa limitations inconsistent concept flexible mootness redefinition personal stake adopted today individual claims original named plaintiffs settled judgment question liability extensive inquiry unnecessary holds today intervenor personal stake class certification issue since present respondent claim long since expired stands position member putative class whose claim expired reason statute limitations vitality jacobs result underscored repeated dictum properly certified class necessary supply adverseness named plaintiff claim becomes moot east texas motor freight rodriguez franks bowman transportation see kremens bartley richardson ramirez conversely often stated named plaintiff individual claim must live one time action filed time certification kremens bartley supra brennan dissenting sosna iowa supra see bell wolfish zablocki redhail circumstances litigants permitted argue rights third parties support claims singleton wulff barrows jackson case however identified concrete individual injury suffered litigant ibid see supra accompanying text ante respondent suffered actual concrete injury result putatively illegal conduct injury satisfy formalistic requirement damages sought see powell mccormack attempts limit sweeping consequences flow application criteria see infra asserting ach case must decided facts basis practicalities prudential considerations ante long recognized difference prudential constitutional aspects standing mootness doctrines see supra aware today ever merged considerations purpose eliminating art iii requirement personal stake litigation cites prior case view moreover expounds limiting principle kind adverse practical consequences even relevant art iii analysis justify today holding none whatever flow finding mootness see infra reliance upon relation back principle ante analysis although fiction may provide shorthand label conclusion hardly principle certainly limiting one often rejected contention spirited dispute alone sufficient confer jurisdiction richardson ramirez hall beals per curiam assertion contrary notwithstanding nothing record suggest respondent interest whatever right class certified ante fact record shows respondent interest merits sole motivation attempt represent class class claims added complaint lawyer feared mootness might terminate action app brief respondent record reveal whether respondent distinguished lawyer wishes continue case clear interest nothing procedural protections described primary benefits class suits ante neither surprising improper respondent concerned parole procedures respondent actual interest indistinguishable generalized interest private attorney general might bring public action improve operation parole system view logically confined moot cases plaintiff released prison day filing class action challenging parole guidelines may seek certification class plaintiff released day filing suit barred art iii matter difference even prudential grounds little difference action one filed promptly named plaintiff release prison present case ruled neither merits propriety class action time vacated judgment appeals turn reversed judgment district determination issue left standing every practical purpose action must begin anew time without plaintiff prudential considerations favor finding mootness scarcely compelling imply result reached today necessary way continued vitality class action device contrary practical impact mootness case slight indeed see supra may well typical class actions brought rule seek injunctive declaratory relief actions subject frustration sequential settlement offers buy intervening plaintiff cf deposit guaranty nat bank roper ante substitute plaintiffs deterred notice costs attend certification class rule efforts save action mootness lead depart strikingly normal role reviewing fails identify district erred nothing said district ruling merits refusal certify broad class sought respondent adopt appeals conclusion district erred failing consider possibility subclasses sua sponte nevertheless respondent lawyer given opportunity raise subclass question remand result squared rule litigant may raise appeal issues failed preserve appropriate objection trial intimates district waited long deny class certification motion thus making motion subclasses futile act ante nothing record suggests district entertained motion since respondent sought certification first place avoid mootness appeal entry order merits provides excuse subsequent failure present subclass proposal district imply criticism counsel case appeals agreed counsel certification issue appealable case brought