on ese , ▁El ▁Gre co , ▁Rub ens , ▁P ous sin , ▁and ▁Paul ▁C é z anne . ▁ ▁Ex hib itions ▁ ▁In ▁ 1 9 6 5 , ▁R iley ▁exhib ited ▁in ▁the ▁Museum ▁of ▁Modern ▁Art ▁in ▁New ▁York ▁City ▁show , ▁The ▁Res p ons ive ▁E ye ▁( created ▁by ▁cur ator ▁William ▁C . ▁Se itz ); ▁the ▁exhibition ▁which ▁first ▁drew ▁world wide ▁attention ▁to ▁her ▁work ▁and ▁the ▁Op ▁Art ▁movement . ▁Her ▁painting ▁Current , ▁ 1 9 6 4 , ▁was ▁reprodu ced ▁on ▁the ▁cover ▁of ▁the ▁show ' s ▁catalog ue . ▁R iley ▁became ▁increasing ly ▁dis ill usion ed , ▁however , ▁with ▁the ▁explo itation ▁of ▁her ▁art ▁for ▁commercial ▁purposes , ▁discover ing ▁that ▁in ▁the ▁USA ▁there ▁was ▁no ▁copy right ▁protection ▁for ▁artists . ▁The ▁first ▁US ▁copy right ▁legisl ation ▁was ▁eventually ▁passed , ▁following ▁an ▁independent ▁initi ative ▁by ▁New ▁York ▁artists , ▁in ▁ 1 9 6 7 . ▁ ▁She ▁participated ▁in ▁document as ▁IV ▁( 1 9 6 8 ) ▁and ▁VI ▁( 1 9 7 7 ). ▁In ▁ 1 9 6 8 , ▁R iley ▁represented ▁Great ▁Britain ▁in ▁the ▁Ven ice ▁B ienn ale , ▁where ▁she ▁was ▁the ▁first ▁British ▁contemporary ▁painter , ▁and ▁the ▁first ▁woman , ▁to ▁be ▁awarded ▁the ▁International ▁Prize ▁for ▁painting . ▁Her ▁discipl ined ▁work ▁lost ▁ground ▁to ▁the ▁assert ive ▁gest ures ▁of ▁the ▁Ne