▁The ▁earliest ▁figure ▁of ▁art ▁rock ▁has ▁been ▁assumed ▁to ▁be ▁record ▁producer ▁and ▁song writer ▁Phil ▁Spect or , ▁who ▁became ▁known ▁as ▁an ▁aute ur ▁for ▁his ▁Wall ▁of ▁Sound ▁produ ctions ▁that ▁asp ired ▁to ▁a ▁" class ical ▁grand ios ity ". ▁According ▁to ▁bi ograph er ▁Richard ▁Williams : ▁"[ S pect or ] ▁created ▁a ▁new ▁concept : ▁the ▁producer ▁as ▁overall ▁director ▁of ▁the ▁cre ative ▁process , ▁from ▁beginning ▁to ▁end . ▁He ▁took ▁control ▁of ▁everything , ▁he ▁picked ▁the ▁artists , ▁wrote ▁or ▁chose ▁the ▁material , ▁super vised ▁the ▁arrang ements , ▁told ▁the ▁sing ers ▁how ▁to ▁phrase , ▁master mind ed ▁all ▁phases ▁of ▁the ▁recording ▁process ▁with ▁the ▁most ▁pain ful ▁attention ▁to ▁detail , ▁and ▁released ▁the ▁result ▁on ▁his ▁own ▁label ." ▁Williams ▁also ▁says ▁that ▁Spect or ▁transformed ▁rock ▁music ▁as ▁a ▁performing ▁art ▁into ▁an ▁art ▁that ▁could ▁only ▁exist ▁in ▁the ▁recording ▁studio , ▁which ▁" p aved ▁the ▁way ▁for ▁art ▁rock ". ▁ ▁The ▁Beach ▁Boys ' ▁leader ▁Brian ▁Wilson ▁is ▁also ▁c ited ▁as ▁one ▁of ▁the ▁first ▁examples ▁of ▁the ▁aute ur ▁music ▁producer . ▁Like ▁Spect or , ▁Wilson ▁was ▁known ▁as ▁a ▁re clus ive ▁studio ▁obs ess ive ▁who ▁labor iously ▁produced ▁fant ast ical ▁sound sc apes ▁through ▁his ▁master y ▁of ▁recording ▁technology . ▁Bi ograph er ▁Peter ▁Am es ▁Car lin ▁wrote ▁that ▁Wilson ▁was ▁the ▁for er un ner ▁of ▁" a ▁new