hitchcock dugger argued october decided april petitioner convicted murder sentenced death separate postconviction proceeding proceeding trial judge instructed advisory jury consider refused consider evidence mitigating circumstances specifically enumerated florida death penalty statute following unsuccessful appeals state federal collateral proceedings petitioner filed application writ habeas corpus federal district claiming advisory jury sentencing judge precluded law considering evidence nonstatutory mitigating circumstances district denied application appeals affirmed held petitioner sentenced death proceedings comport requirement sentencer may neither refuse consider precluded considering relevant mitigating evidence skipper south carolina eddings oklahoma lockett ohio circumstances case petitioner death sentence stand pp reversed remanded scalia delivered opinion unanimous craig barnard argued cause petitioner briefs richard jorandby richard burr iii sean daly assistant attorney general florida argued cause respondent brief jim smith attorney general richard prospect assistant attorney general ira reiner harry sondheim john van de kamp attorney general california michael wellington supervising deputy attorney general susan lee frierson deputy attorney general filed brief state california et al amici curiae urging affirmance justice scalia delivered opinion held capital cases sentencer may refuse consider precluded considering relevant mitigating evidence skipper south carolina quoting eddings oklahoma see also lockett ohio plurality opinion certiorari granted present case consider petitioner contention sentenced death florida statute operated manner inconsistent requirement july cynthia driggers strangled death time murder cynthia petitioner resided richard hitchcock cynthia stepfather petitioner brother petitioner initially confessed murder stating killed cynthia threatened tell parents petitioner engaged consensual sexual intercourse trial murder however petitioner recanted testified brother richard murdered cynthia finding intercourse state contended petitioner sexually assaulted cynthia murdered avoid discovery petitioner convicted murder sentenced death unsuccessful appeals state federal collateral proceedings filed application writ habeas corpus district middle district florida argued among things advisory jury sentencing judge precluded law considering certain evidence mitigating circumstances introduced additional evidence mitigating circumstances withheld counsel reasonable belief considered florida death penalty statute district denied petitioner application without granting evidentiary hearing panel eleventh circuit affirmed eleventh circuit affirmed en banc petition followed ii petitioner claims advisory jury sentencing judge precluded law considering evidence mitigating circumstances florida death penalty statute effect time since amended various respects provided separate postconviction proceedings determine whether convicted capital felonies sentenced death life imprisonment proceedings typically held trial jury heard evidence matter deem ed relevant sentence stat hearing evidence jury render advisory verdict determining hether sufficient aggravating circumstances exist enumerated hether sufficient mitigating circumstances exist enumerated outweigh aggravating circumstances found exist ased considerations whether defendant sentenced life imprisonment death trial weigh aggravating mitigating circumstances enter sentence life imprisonment death imposed sentence death required set forth writing findings hat sufficient aggravating circumstances exist enumerated hat insufficient mitigating circumstances enumerated outweigh aggravating circumstances petitioner argues time sentenced provisions authoritatively interpreted florida prohibit sentencing jury judge considering mitigating circumstances specifically enumerated statute see cooper state sole issue sentencing hearing section florida statutes examine case itemized aggravating mitigating circumstances evidence concerning matters sic place proceeding cert denied respondent contends petitioner misconstrued cooper pointing florida subsequent decision songer state per curiam expressed view cooper prohibited sentencers considering mitigating circumstances enumerated statute examination sentencing proceedings actually conducted case convinces us sentencing judge assumed prohibition instructed jury accordingly need reach question whether fact requirement florida law note however florida judges conducting sentencing proceedings roughly period believed florida law precluded consideration nonstatutory mitigating circumstances least three death sentences overturned reason see songer wainwright en banc per curiam cert pending lucas state harvard state per curiam cert denied also note florida legislature since removed phrase enumerated statutory list provisions requiring advisory jury sentencing judge consider mitigating circumstances see stat sentencing phase case petitioner counsel introduced advisory jury evidence child petitioner habit inhaling gasoline fumes automobile gas tanks passed thereafter mind tended wander petitioner one seven children poor family earned living picking cotton father died cancer petitioner fond affectionate uncle children one brothers tr advisory sentence argument advisory jury petitioner counsel referred various considerations subject factual dispute making sentence death inappropriate petitioner youth time murder innocence significant prior criminal activity violent behavior difficult circumstances upbringing potential rehabilitation voluntary surrender authorities although petitioner counsel stressed first two considerations related mitigating circumstances specifically enumerated statute told jury reaching sentencing decision look overall picture consider everything together consider whole picture whole ball wax contrast prosecutor told jury consider mitigating circumstances consider number went statutory list item item arguing one petitioner youth applicable proceeding deliberations members jury told trial judge instruct factors aggravation mitigation may consider law instructed mitigating circumstances may consider shall following listing statutory mitigating circumstances receiving advisory jury recommendation majority vote death despite argument petitioner counsel take account testimony concerning petitioner family background capacity rehabilitation sentencing judge found insufficient mitigating circumstances enumerated florida statute outweigh aggravating circumstances tr sentencing proceedings emphasis added described process reached sentencing judgment follows determining whether defendant sentenced death life imprisonment mandated apply facts certain enumerated aggravating mitigating circumstances record emphasis added mitigating circumstance found petitioner youth think clearer advisory jury instructed consider sentencing judge refused consider evidence nonstatutory mitigating circumstances proceedings therefore comport requirements skipper south carolina eddings oklahoma lockett ohio plurality opinion respondent made attempt argue error harmless effect jury sentencing judge absence showing cases hold exclusion mitigating evidence sort issue renders death sentence invalid see skipper supra evidence defendant adapted well prison life eddings supra evidence defendant troubled family history emotional disturbance cases however state precluded seeking impose death sentence upon petitioner provided new sentencing hearing petitioner permitted present relevant mitigating evidence available skipper supra reverse judgment remand case appeals instructed remand district instructions enter order granting application writ habeas corpus unless state within reasonable period time either resentences petitioner proceeding comports requirements lockett vacates death sentence imposes lesser sentence consistent law ordered footnotes section provided aggravating circumstances shall limited following crime committed defendant sentence imprisonment defendant previously convicted felony involving use threat violence defendant knowingly created great risk death many persons crime committed defendant involved commission specified felonies crime committed purpose avoiding arrest escaping custody crime committed pecuniary gain crime intended disrupt government enforcement laws crime especially heinous atrocious cruel section provided mitigating circumstances shall following defendant significant history prior criminal activity crime committed defendant influence extreme mental emotional disturbance victim participated consented crime defendant merely accomplice whose participation crime relatively minor defendant acted duress domination capacity defendant appreciate criminality conduct conform conduct requirements law substantially impaired age defendant time crime