honig doe argued november decided january order assure receiving federal financial assistance provide free appropriate public education disabled children including serious emotional disturbances education handicapped act eha act establishes comprehensive system procedural safeguards designed provide meaningful parental participation aspects child educational placement including opportunity impartial due process hearing respect complaints parents concerning child placement right seek administrative review decisions think inappropriate review proves unsatisfactory either parents local educational agency may file civil action state federal appropriate relief act provision directs disabled child shall remain current educational placement pending completion review proceedings unless parents state local educational agencies otherwise agree respondents doe smith emotionally disturbed students suspended indefinitely violent disruptive conduct related disabilities pending completion expulsion proceedings san francisco unified school district sfusd unsuccessfully protesting action doe filed suit federal district smith intervened alleging suspension proposed expulsion violated eha seeking injunctive relief sfusd officials petitioner state superintendent public instruction entered summary judgment respondents eha claims issued permanent injunction appeals affirmed slight modifications held case moot respondent doe years old since act limits eligibility disabled children ages however case justiciable respect respondent smith continues eligible eha educational services since currently yet completed high school jurisdiction since reasonable likelihood smith suffer deprivation rights gave rise suit given evidence unable conform conduct socially acceptable norms absence suggestion overcome behavioral problems reasonable expect engage aggressive disruptive classroom misconduct moreover unreasonable suppose future educational placement perfectly suit emotional academic needs disruptions part improbable smith repeat objectionable conduct likely subjected type unilateral school action california school district enrolled light lack statewide policy governing local school responses misconduct petitioner insistence local school districts retain residual authority exclude disabled children dangerous conduct light ponderousness review procedures act fact aggrieved student often finished school otherwise ineligible eha protections time review conduct smith complained capable repetition yet evading review thus eha claims moot pp provision prohibits state local school authorities unilaterally excluding disabled children classroom dangerous disruptive conduct growing disabilities pendency review proceedings section unequivocal mandate child shall remain current educational placement emphasis added demonstrates congressional intent strip schools unilateral authority traditionally employed exclude disabled students particularly emotionally disturbed students school rewrite statute infer dangerousness exception basis obviousness congressional inadvertence since drafting statute congress devoted close attention mills board education district columbia supp pennsylvania assn retarded children pennsylvania supp supp thereby establishing omission emergency exception dangerous students intentional however congress leave school administrators powerless deal students since implementing regulations allow use normal procedures including temporary suspensions schooldays students posing immediate threat others safety act allows interim placements parents school officials able agree authorizes officials file suit appropriate injunctive relief agreement reached suit effectively creates presumption favor child current educational placement school officials rebut showing maintaining current placement substantially likely result injury student others district properly balanced respondents interests act state local school officials safety interest lower courts properly construed applied except insofar appeals held suspension exceeding schooldays constitute prohibited change placement appeals judgment modified extent pp insofar appeals judgment affirmed district order directing state provide services directly disabled child local agency failed judgment affirmed equally divided pp brennan delivered opinion holdings number rehnquist white marshall blackmun stevens joined rehnquist filed concurring opinion post scalia filed dissenting opinion joined post asher rubin deputy attorney general california argued cause petitioner briefs john van de kamp attorney general charlton holland assistant attorney general john davidson supervising deputy attorney general glen nager argued cause pro hac vice amicus curiae urging reversal brief solicitor general fried assistant attorney general reynolds deputy solicitor general ayer deputy assistant attorney general carvin walter barnett dennis dimsey wendell willkie sheila brogna argued cause respondents brief william taylor toby fishbein rubin briefs amici curiae urging reversal filed davis joint unified school district et al charles mack national school boards association gwendolyn gregory august steinhilber national school safety center et al james rapp donna clontz jane slenkovich san francisco unified school district louise renne thomas berliner briefs amici curiae urging affirmance filed american association mental deficiency et al norman rosenberg janet stotland national association protection advocacy systems et al marilyn holle center law education et al briefs amici curiae filed senator chafee et al arlene brynne mayerson legal aid society city new york juvenile rights division henry weintraub justice brennan delivered opinion condition federal financial assistance education handicapped act requires ensure free appropriate public education disabled children within jurisdictions aid goal act establishes comprehensive system procedural safeguards designed ensure parental participation decisions concerning education disabled children provide administrative judicial review decisions parents disagree among safeguards provision directs disabled child shall remain current educational placement pending completion review proceedings unless parents state local educational agencies otherwise agree today must decide whether face statutory proscription state local school authorities may nevertheless unilaterally exclude disabled children classroom dangerous disruptive conduct growing disabilities addition called upon decide whether district may exercise equitable powers order state provide educational services directly disabled child local agency fails education handicapped act eha act stat amended et congress sought assure handicapped children available free appropriate public education emphasizes special education related services designed meet unique needs assure rights handicapped children parents guardians protected law passed congress ample evidence legislative assurances sorely needed years declared education perhaps important function state local governments brown board education congressional studies revealed better half nation million disabled children receiving appropriate educational services indeed one every eight children excluded public school system altogether many others simply warehoused special classes neglectfully shepherded system old enough drop see among poorly served disabled students emotionally disturbed children congressional statistics revealed school year immediately preceding passage act educational needs percent children emotional disabilities went unmet see hereinafter although educational failings resulted part funding constraints congress recognized problem reflected lack financial resources state local levels two decisions senate report characterized landmark see demonstrated many disabled children excluded pursuant state statutes local rules policies typically without consultation even notice parents see mills board education district columbia supp dc pennsylvania assn retarded children pennsylvania supp ed supp parc indeed time eha enactment parents brought legal challenges similar exclusionary practices see responding problems congress content passage simple funding statute rather eha confers upon disabled students enforceable substantive right public education participating see board education hendrick hudson central school dist rowley conditions federal financial assistance upon state compliance substantive procedural goals act accordingly seeking qualify federal funds must develop policies assuring disabled children right free appropriate public education must file secretary education formal plans mapping detail programs procedures timetables effectuate policies plans must assure maximum extent appropriate mainstream disabled children educate children disabled segregate otherwise remove children regular classroom setting nature severity handicap education regular classes achieved satisfactorily primary vehicle implementing congressional goals individualized educational program iep eha mandates disabled child prepared meetings representative local school district child teacher parents guardians whenever appropriate disabled child iep sets child present educational performance establishes annual objectives improvements performance describes specially designed instruction services enable child meet objectives iep must reviewed necessary revised least year order ensure local agencies tailor statutorily required free appropriate public education child unique needs envisioning iep centerpiece statute education delivery system disabled children aware schools often denied children appropriate educations without way consulting parents congress repeatedly emphasized throughout act importance indeed necessity parental participation development iep subsequent assessments effectiveness see accordingly act establishes various procedural safeguards guarantee parents opportunity meaningful input decisions affecting child education right seek review decisions think inappropriate safeguards include right examine relevant records pertaining identification evaluation educational placement child prior written notice whenever responsible educational agency proposes refuses change child placement program opportunity present complaints concerning aspect local agency provision free appropriate public education opportunity impartial due process hearing respect complaints conclusion hearing parents local educational agency may seek administrative review proves unsatisfactory may file civil action state federal addition reviewing administrative record courts empowered take additional evidence request either party grant relief determine appropriate provision issue case governs placement child often lengthy review procedures run course directs pendency proceedings conducted pursuant unless state local educational agency parents guardian otherwise agree child shall remain current educational placement child november doe responded taunts fellow student precisely explosive manner anticipated iep choked student sufficient force leave abrasions child neck kicked school window escorted principal office afterwards doe admitted misconduct school subsequently suspended five days thereafter principal referred matter sfusd student placement committee spc committee recommendation doe expelled day suspension end spc notified doe mother proposing exclude child permanently sfusd therefore extending suspension time expulsion proceedings completed committee advised entitled attend november hearing planned discuss proposed expulsion unsuccessfully protesting actions letter doe brought suit host local school officials state superintendent public instruction alleging suspension proposed expulsion violated eha sought temporary restraining order canceling spc hearing requiring school officials convene iep meeting district judge granted requested injunctive relief ordered defendants provide home tutoring doe interim basis shortly thereafter issued preliminary injunction directing defendants return doe current educational placement louise lombard school pending completion iep review process doe reentered school december weeks schooldays initial suspension respondent jack smith identified emotionally disturbed child time entered second grade school records prepared year indicated unable control verbal physical outburst exhibited evere disturbance relationships peers adults evaluations subsequently revealed physically emotionally abused infant young child despite average intelligence experienced academic social difficulties result extreme hyperactivity low particular concern smith propensity verbal hostility one evaluator noted child reacted stress attempt ing cover feelings low self worth aggressive behavior primarily verbal provocations based evaluations sfusd placed smith learning center emotionally disturbed children grandparents however believed needs better served public school setting september school district acceded requests enrolled giannini middle school february iep recommended placement learning disability group stressing need close supervision highly structured environment like earlier evaluations february iep noted smith easily distracted impulsive anxious therefore proposed schedule suggested placement undertaken trial basis beginning next school year smith assigned program almost immediately thereafter began misbehaving school officials met twice grandparents october discuss returning program although grandparents agreed reduction apparently never apprised right challenge decision eha procedures school officials also warned child continued disruptive behavior included stealing extorting money fellow students making sexual comments female classmates seek expel november made good threat suspending smith five days made lewd comments principal referred matter spc recommended exclusion sfusd john doe case committee scheduled hearing extended suspension indefinitely pending final disposition matter november smith counsel protested actions grounds essentially identical raised doe spc agreed cancel hearing return smith program giannini provide home tutoring smith grandparents chose latter option school began home instruction december january iep team convened discuss alternative placements learning doe action smith sought obtained leave intervene suit district subsequently entered summary judgment favor respondents eha claims issued permanent injunction series decisions district judge found proposed expulsions indefinite suspensions respondents conduct attributable disabilities deprived congressionally mandated right free appropriate public education well right education provided accordance procedures set eha district judge therefore permanently enjoined school district taking disciplinary action suspension disabled child misconduct effecting change educational placement child without parental consent pending completion eha proceedings addition judge barred state authorizing unilateral placement changes directed establish eha system alternatively enact guidelines governing local school responses misconduct finally judge ordered state provide services directly disabled children individual case state determined local educational agency unable unwilling appeal appeals ninth circuit affirmed orders slight modifications doe maher agreeing district indefinite suspension aid expulsion constitutes prohibited change placement appeals held provision admitted dangerousness exception statute therefore rendered invalid provisions california education code permitting indefinite suspension expulsion disabled children misconduct arising disabilities concluded however fixed suspensions schooldays fall within reach therefore upheld recent amendments state education code authorizing suspensions lastly affirmed portion injunction requiring state provide services directly disabled child local educational agency fails petitioner bill honig california superintendent public instruction sought review claiming appeals construction provision conflicted several courts appeals recognized dangerousness exception compare doe maher supra case jackson franklin county school board victoria district school bd lee county turlington cert denied direct services ruling placed intolerable burden state granted certiorari resolve questions affirm ii outset address suggestion raised first time oral argument case moot article iii constitution may adjudicate actual ongoing controversies nebraska press assn stuart preiser newkirk dispute parties much alive suit filed time appeals rendered judgment substitute actual case controversy exercise jurisdiction requires steffel thompson roe wade present case jurisdiction reasonable likelihood respondents suffer deprivation rights gave rise suit believe least respect respondent smith possibility fact exist case therefore remains justiciable respondent john doe years old accordingly longer entitled protections benefits eha limits eligibility disabled children ages see clear therefore whatever rights state educational services may yet ward state see tr oral arg act govern state provision services thus case moot respondent jack smith however currently yet completed high school although present faced proposed expulsion suspension proceedings indeed longer even resides within sfusd remains resident california entitled free appropriate public education within state claims eha therefore moot conduct originally complained capable repetition yet evading review murphy hunt given smith continued eligibility educational services eha nature disability petitioner insistence local school districts retain residual authority exclude disabled children dangerous conduct little difficulty concluding reasonable expectation smith subjected unilateral change placement conduct growing disabilities statewide injunctive relief issued cases reveal purposes assessing likelihood state authorities reinflict given injury generally unwilling assume party seeking relief repeat type misconduct place risk injury see los angeles lyons threat party seeking injunction barring police use chokeholds stopped traffic violation offense resist arrest stopped murphy hunt supra reason believe party challenging denial pretrial bail position demand bail littleton unlikely parties challenging discriminatory sentencing practices violate valid criminal laws reluctance however warranted respondent smith inability conform conduct socially acceptable norms renders handicapped within meaning eha see cfr noted record replete evidence smith unable govern aggressive impulsive behavior indeed notice suspension acknowledged jack actions seem beyond control app absence suggestion respondent overcome earlier difficulties certainly reasonable expect based prior history behavioral problems engage classroom misconduct reasonable suppose smith future educational placement perfectly suit emotional academic needs disruptions part improbable although justice scalia suggests dissent post school officials unlikely place smith setting control misbehavior efforts ensure total control must tempered school system statutory obligations provide respondent free appropriate public education least restrictive environment cfr educate maximum extent appropriate children disabled consult parents guardians presumably respondent choosing placement indeed ignoring mandates well congress unquestioned desire wrest school officials former unilateral authority determine placement emotionally disturbed children see infra dissent readily assume respondent future placement satisfactorily prevent dangerous conduct part overarching statutory obligations moreover inescapable fact preparation iep like effort predicting human behavior inexact science best given unique circumstances context case therefore think reasonable expect respondent engage type misconduct precipitated suit think equally probable respondent subjected unilateral school action initially sought relief regard matters smith longer resides within sfusd actions sfusd officials first gave rise litigation district judge expressly found lack state policy governing local school responses misconduct led continue result eha violations therefore enjoined state defendant authorizing among things unilateral placement changes app course also issued injunctions directed local defendants seek review orders petitioner state superintendent public instruction invoked jurisdiction urges us hold local school districts retain unilateral authority eha suspend otherwise remove disabled children dangerous conduct given representations every reason believe injunction barring petitioner authorizing unilateral action respondent faced real substantial threat action california school district enrolled cf los angeles lyons supra respondent lacked standing seek injunctive relief plausibly allege police officers choked persons stopped city authorized police officers act manner emphasis added certainly sfusd past practice unilateral exclusions odds state policy practice local school districts generally petitioner stand us seeking defend right local school districts engage aberrant behavior previously noted administrative judicial review eha often ponderous burlington school committee massachusetts dept education case taken seven years reach us amply confirms observation obvious reasons misconduct emotionally disturbed otherwise disabled child yet reached adolescence typically pose serious threat students school officials ensure classroom safety excluding child yet adolescent student improperly disciplined misconduct pose threat often finished school otherwise ineligible eha protections time review believe respondent smith demonstrated sufficient likelihood wronged similar way los angeles lyons resulting claim may relief surely evade review turn merits case iii language unequivocal plainly pendency proceedings initiated act unless state local educational agency parents guardian disabled child otherwise agree child shall remain current educational placement emphasis added faced clear directive petitioner asks us read dangerousness exception provision basis either two essentially inconsistent assumptions first congress thought residual authority school officials exclude dangerous students classroom obvious comment second congress inadvertently failed provide authority must therefore remedy oversight accept either premise decline petitioner invitation rewrite statute petitioner arguments proceed suggests simple commonsense proposition congress intended provision read literally construction leads clearly unintended untenable result school districts must return violent dangerous students school often lengthy eha proceedings run course think clear however congress much meant strip schools unilateral authority traditionally employed exclude disabled students particularly emotionally disturbed students school congress leave school administrators powerless deal dangerous students however deny school officials former right directed future removal disabled students accomplished permission parents last resort courts noted congress passed eha finding school systems across country excluded one every eight disabled children classes drafting law congress largely guided recent decisions mills board education district columbia supp parc supp involved exclusion disabled students mills particular demonstrated extent schools used disciplinary measures bar children classroom school officials labeled four seven minor plaintiffs behavioral problems excluded classes without providing alternative education notice parents finding practice limited named plaintiffs affected one way another estimated class disabled students district enjoined future exclusions suspensions expulsions grounds discipline congress attacked exclusionary practices variety ways required participating educate disabled children regardless severity disabilities included within definition handicapped children serious emotional disturbances provided meaningful parental participation aspects child educational placement barred schools provision changing placement parent objection review proceedings completed recognizing proceedings might prove long tedious act drafters intend operate inflexibly see cong rec remarks stafford therefore allowed interim placements parents school officials able agree one conspicuously absent however emergency exception dangerous students absence telling light injunctive decree issued parc permitted school officials unilaterally remove students extraordinary circumstances given lack similar exception mills close attention congress devoted landmark decisions see conclude omission intentional therefore liberty engraft onto statute exception congress chose create conclusion means says leave educators hamstrung department education observed hile child placement may changed complaint proceeding preclude agency using normal procedures dealing children endangering others comment following cfr procedures may include use study carrels detention restriction privileges drastically student poses immediate threat safety others officials may temporarily suspend schooldays authority respondent way disputes ensures school administrators protect safety others promptly removing dangerous students also provides cooling period officials initiate iep review seek persuade child parents agree interim placement cases parents truly dangerous child adamantly refuse permit change placement respite gives school officials opportunity invoke aid courts empowers courts grant appropriate relief petitioner contends however availability judicial relief illusory real party seeking review must exhaust administrative remedies appeals construction courts bound provision automatic injunction schools true judicial review normally available administrative proceedings completed previously noted parents may bypass administrative process exhaustion futile inadequate see smith robinson citing cases see also cong rec remarks williams xhaustion required cases exhaustion futile either legal practical matter many eha procedural safeguards protect rights parents children schools seek redress administrative review process reason believe congress meant require schools alone exhaust cases matter exigent circumstances burden cases course rests school demonstrate futility inadequacy administrative review nothing suggests schools completely barred attempting make showing think operates limit equitable powers district courts appropriate cases temporarily enjoin dangerous disabled child attending school eha legislative history makes clear one evils congress sought remedy unilateral exclusion disabled children schools courts one purposes therefore prevent school officials removing child regular public school classroom parents objection pending completion review proceedings burlington school committee massachusetts dept education emphasis added provision way purports limit authority conferred courts see doe brookline school committee indeed says nothing whatever judicial power short believe school officials entitled seek injunctive relief appropriate cases action effectively creates presumption favor child current educational placement school officials overcome showing maintaining child current placement substantially likely result injury either others present case satisfied district enjoining state local defendants indefinitely suspending respondent otherwise unilaterally altering current placement properly balanced respondent interest receiving free appropriate public education accordance procedures requirements eha interests state local school officials maintaining safe learning environment students iv believe courts properly construed applied except insofar appeals held suspension excess schooldays constitute change placement therefore affirm appeals judgment issue modified herein equally divided question whether may order state provide services directly disabled child local agency failed affirm appeals judgment issue well affirmed footnotes california law time empowered school principals suspend students five consecutive schooldays cal educ code ann west permitted school districts seeking expel suspended student extend suspension time expulsion proceedings completed provided determined presence pupil school alternative school placement cause danger persons property threat disrupting instructional process state subsequently amended law permit school districts impose longer initial periods suspension see infra state amended education code permit school districts impose initial suspensions certain circumstances schooldays cal educ code ann west supp legislature alter indefinite suspension authority spc exercised case simply incorporated earlier provision new section see time respondent doe initiated suit wilson riles california superintendent public instruction petitioner honig succeeded office note petitioner respondents believe case presents live controversy see tr oral arg appearing amicus curiae urges case presently nonjusticiable notwithstanding respondent undisputed right free appropriate public education california justice scalia argues dissent demonstrated probability smith actually avail right counsel unable state affirmatively oral argument client seek reenter state school system see post believe dissent overstates stringency capable repetition test although justice scalia equates reasonable expectation demonstrated probability case cites proposition described standards disjunctive see murphy hunt must reasonable expectation demonstrated probability controversy recur emphasis added numerous cases decided since hunt found controversies capable repetition based expectations reasonable hardly demonstrably probable see burlington northern maintenance way employes parties reasonably likely find future disputes agreement california coastal granite rock likely respondent submit mining plans trigger contested state permit requirement superior riverside county reasonably assumed newspaper publisher subjected similar closure order future globe newspaper superior norfolk county parole geraghty case moot litigant faces likelihood becoming involved controversy future dicta concern cases others involving potentially moot claims whether controversy capable repetition dissent seems insist whether claimant demonstrated recurrence dispute probable regardless whether respondent established mathematical precision likelihood enroll public school next two years think least reasonable expectation exercise rights eha regard believe respondent actions course last seven years speak louder counsel momentary equivocation oral argument since sought vindicate right appropriate public education free charge also free threat school officials unilaterally change placement exclude class altogether disabled young man least great need high school education diploma peers counsel advises us awaiting outcome case decide whether pursue degree tr oral arg circumstances think counterintuitive also unreasonable assume respondent forgo exercise right long sought defend certainly much reason expect respondent reenter california school system assume jane roe unwanted pregnancy wish exercise right abortion see roe wade petitioner concedes school district made number procedural mistakes eagerness protect students doe smith reply brief petitioner according petitioner however unilaterally excluding respondents school among indeed petitioner insists sfusd acted properly removing respondents urges provision interpreted require school district maintain dangerous children children department education adopted position first espoused office civil rights suspension schooldays amount change placement prohibited dept education office special education programs policy letter ed handicapped eha nowhere defines phrase change placement statute structure legislative history provide guidance term applies fixed suspensions given ambiguity defer construction adopted agency charged monitoring enforcing statute see ins moreover agency position comports fully purposes statute congress sought prevent schools permanently unilaterally excluding disabled children means indefinite suspensions expulsions power impose fixed suspensions short duration carry potential total exclusion congress found objectionable indeed despite broad injunction district mills board education district columbia supp dc recognized school officials suspend disabled children temporary basis see id cf goss lopez suspension schooldays works sufficient deprivation property liberty interests trigger protections due process clause believe agency correctly determined suspension excess days constitute prohibited change placement conclude appeals erred extent approved suspensions days duration petitioner also notes california schools may suspend given student total certain special circumstances schooldays single year see cal educ code ann west supp argues therefore school district may option imposing suspension dealing obstreperous child whose previous suspensions year total days fact remains however state law define scope may cases suspension otherwise valid provision violate local law effect violation however question state law upon express view therefore reject contention district judge abused discretion enjoining local school officials indefinitely suspending respondent pending completion expulsion proceedings contrary government suggestion district judge view bound enjoin violations provision rather consistent analysis set weighed relative harms parties found balance tipped decidedly favor respondent app course sit review factual determinations underlying conclusion note however balancing parties respective interests district judge gave proper consideration respondent rights eha government complains district indulged improper presumption irreparable harm respondent believe school officials escape presumptive effect provision simply violating forcing parents petition relief suit brought parents seeking injunctive relief violation burden rests school district demonstrate educational status quo must altered see supra chief justice rehnquist concurring write separately mootness issue case explain joined part ii opinion think reconsideration mootness jurisprudence may order dealing cases decided present rule federal cases actual controversy must exist stages appellate review merely time complaint filed doctrine clearly articulated munsingwear justice douglas noted established practice dealing civil case federal system become moot way pending decision merits reverse vacate judgment remand direction dismiss rule followed fairly consistently last years see preiser newkirk sec medical committee human rights agree case much alive ante action filed district probably appeals decided case supervening events since decision appeals caused dispute majority dissent whether case moot therefore actually holds supervening events deprive authority hear case agree holding go still direction relaxing test mootness events giving rise claim mootness occurred decision grant certiorari note probable jurisdiction implies opinion dissent expressly mootness doctrine based upon art iii constitution doubt recent cases taken position see nebraska press assn stuart preiser newkirk supra sibron new york liner jafco seems doubtful earliest case found discussing mootness mills green premised constitutional constraints justice gray opinion case nowhere mentions art iii indeed art iii reason requirement case controversy exercise federal judicial power underlies mootness doctrine capable repetition yet evading review exception relied upon case incomprehensible article iii extends judicial power cases controversies except requirement lawsuits capable repetition yet evading review mootness doctrine forced upon us case controversy requirement art iii power decide lawsuits moot also raise questions capable repetition evading review decide cases moot raise questions exception mootness cases capable repetition yet evading review first stated southern pacific terminal icc enunciated exception light obvious pragmatic considerations mention art iii principle underlying mootness doctrine questions involved orders interstate commerce commission usually continuing manifestly case bar consideration might defeated short term orders capable repetition yet evading review one time government another time carriers rights determined commission without chance redress problem therefore capable repetition yet evading review need resolution thus reflects continuing controversy area one man one vote decisions thrust citation omitted logical conclusion drawn cases historical development principle mootness unwillingness decide moot cases may connected case controversy requirement art iii attenuated connection may overridden strong reasons override capable repetition yet evading review exception example refusal dismiss moot cases defendant voluntarily ceases advanced stage appellate proceedings whatever activity prompted plaintiff seek injunction see city mesquite aladdin castle grant believe adopt additional exception present mootness doctrine cases events render case moot supervened since grant certiorari noting probable jurisdiction case dissents denial certiorari illustrate proposition roughly cases decide year merits less number cases warranting review us remain chief justice taft said many years ago last word every important issue constitution statutes unique resources time spent preparing decide case reading briefs hearing oral argument conferring squandered every case becomes apparent decisional process underway may reach question presented unique valuable ability decide case present art iii decide federal question way bind courts sufficient reason either abandon doctrine mootness altogether cases decided review least relax doctrine mootness manner dissent accuses majority leave mootness doctrine established cases full force effect applied earlier stages lawsuit believe undertaken consideration case exception principle much warranted case capable repetition yet evading review justice scalia justice joins dissenting without expressing views merits case respectfully dissent opinion authority decide think controversy moot correctly acknowledges power art iii constitution adjudicate case longer presents actual ongoing dispute named parties ante citing nebraska press assn stuart preiser newkirk obviously present controversy parties since respondents longer school therefore longer subject unilateral change placement concedes mootness respect respondent john doe old receive benefits education handicapped act eha ante concludes however case moot respondent jack smith two years eligibility longer public schools controversy capable repetition yet evading review ante jurisdiction basis dispute capable repetition yet evading review limited exceptional situatio los angeles lyons following two circumstances simultaneously occur challenged action duration short fully litigated prior cessation expiration reasonable expectation complaining party subjected action murphy hunt per curiam quoting weinstein bradford per curiam second requirements met case reasonable expectation smith subjected action event must demonstrated probability murphy hunt supra weinstein bradford supra surprised contention fraught potential future mischief reasonable expectation satisfied something less demonstrated probability ante one expects happen think probable expectation shown reasonable unless probability demonstrated thus notes cases recite two descriptions side side reasonable expectation demonstrated probability hunt supra asserts however standards described disjunctive ante evidently believing conjunction accepted usage except disjunctive one expressing alternative contrast opposition webster third new international dictionary fact however conjunction often used indicate synonymous equivalent substitutive character two words phrases correction greater exactness phrasing meaning obvious saying reasonable expectation demonstrated probability used conjunction one latter nondisjunctive senses otherwise according exegesis saying controversy sufficiently likely recur either certain degree probability exists higher degree probability exists rather like statute giving vote persons bare six years ago author today opinion one member majority plainly understood reasonable expectation demonstrated probability synonymous cf edgar mite marshall dissenting joined brennan using two terms issue interchangeably concluding case moot demonstrated probability state occasion prevent mite making takeover offer corporation emphasis added prior holdings cited see ante offer support novel proposition less probability recurrence sufficient avoid mootness burlington northern maintenance way employes found railroad union reasonably likely find recurring dispute issue similarly california coastal granite rock found likely plaintiff mining company submit new plans state seek subject coastal permit requirements see webster third new international dictionary defining likely nature circumstanced make something probable seeming justify belief expectation probability cases involving exclusion orders issued prevent press attending criminal trials found reasonably assumed news organization covering area defendant sat subjected closure rules superior riverside county globe newspaper superior norfolk county cases one may quarrel perhaps accuracy probability assessment doubt assessment regarded necessary establish jurisdiction roe wade found human gestation period short pregnancy come term usual appellate process complete pregnancy litigation seldom survive much beyond trial stage appellate review effectively denied roe least one abortion case see doe bolton election law decisions see rosario rockefeller dunn blumstein differ body mootness jurisprudence accepting less probability issue recur manner evading review parties dispensing requirement entirely focusing instead upon great likelihood issue recur defendant members public large without ever reaching us arguably cases limited facts narrow areas abortion election rights recent insistence least absence class action capable repetition doctrine applies reasonable expectation complaining party subjected action hunt emphasis added quoting weinstein see burlington northern supra illinois elections bd socialist workers party earlier cases limited however conditions application event exist extraordinary improbability present issue reaching us traditionally live controversy done case smith chosen leave public school sum analysis proposition asserts present case probability need shown order establish exception mootness significant departure settled law ii established mode analysis followed conclusion live controversy exists present case require demonstrated probability following events occur smith return public school placed educational setting unable tolerate dangerous behavior engage dangerous behavior local school officials attempt unilaterally change placement state defendants fail prevent action spends considerable time establishing last two events likely recur relegates discussion first event upon others depend briefly alludes second neither facts record even extrarecord assurances counsel establish demonstrated probability either respect whether smith return school oral argument smith counsel forthrightly conceded represent whether fact either students ask education petitioners tr oral arg rather observed respondents look decision case find happen pressed counsel say view smith seek return public school graduated handicapped right education perceive principle enable us leap proposition smith reenter public school conclusion demonstrated probability nevertheless concludes least reasonable expectation smith return school ante possibly dispute basis terminology accepted reasonable expectation exist without demonstrable probability event question occur phrase deprived meaning give whatever application wishes without fear effective contradiction worth pointing however slim reeds upon conclusion reasonable expectation whatever means rests bases determination three observations record oral argument first notes smith pressing lawsuit since suffices observe equivalent argument made every case remains active pending hitherto avoided equating existence case controversy existence lawsuit second observes smith great need high school education diploma peers ibid undoubtedly good advice hardly establishes smith likely return high school much less public high school finally notes counsel advises us smith awaiting outcome case decide whether pursue degree ibid think establishes current case controversy think conclusive indication current case controversy exists sit broaden decisionmaking options adjudicate lawfulness acts happened occur conclusion case moot reinforced moreover one considers even smith return public school controversy still recur unless placed educational setting unable tolerate behavior seems demonstrably probable indeed quite unlikely given known smith behavioral problems local school authorities place educational setting control dangerous conduct causing suspension replicate legal issues suit majority dismisses contingency noting school authorities obligation eha provide appropriate education least restrictive environment ante means however least restrictive environment appropriate particular child observes preparation individualized educational placement inexact science best thereby implying school authorities likely get wrong even accepting assumption seems contrary premises act see reason assume get wrong making mistake last time assigning smith unrestrictive environment thereafter suspended rather assigning restrictive environment latter seems likely former though combined much less likely correct placement might produce lawsuit lawsuit involving issues us iii chief justice joins majority opinion ground case moot events giving rise mootness occurred granted certiorari may disregard since mootness prudential doctrine part case controversy requirement art iii see reason intuit mootness merely prudential doctrine intuit initial standing doctrines equivalently deep roots understanding hence constitutional understanding makes matter appropriate judicial disposition see flast cohen describing mootness standing various illustrations requirement justifiability art iii chief justice relies upon fact case discussing mootness mills green makes mention constitution little doubt believed doctrine called question power merely prudence opinion justice wrote mills said two years earlier empowered decide moot questions abstract propositions declare principles rules law affect result thing issue case stipulation parties counsel enlarge power affect duty regard california san pablo tulare gray emphasis added considerations propriety well practice demand refrain passing upon constitutionality act congress unless obliged proper performance judicial function question raised party whose interests entitle raise blair cases controversies intended claims litigants brought courts determination regular proceedings established law custom protection enforcement rights prevention redress punishment wrongs whenever claim party constitution laws treaties takes form judicial power capable acting upon become case pacific railway cc nd cal docr johnson moved insert words constitution word laws madison doubted whether going far extend jurisdiction generally cases arising constitution whether limited cases judiciary nature right expounding constitution cases nature given department motion docr johnson agreed nem con generally supposed jurisdiction given constructively limited cases judiciary nature assuredly frustrating find jurisdictional impediment prevents us reaching important merits issues reason agreeing hear case ignore impediments purposes appellate review without simultaneously affecting principles govern district courts assertion retention original jurisdiction thus substantial harm governmental structure designed restrict courts matters actually affect litigants