▁Company ▁during ▁a ▁ 6 - month ▁tour ▁through ▁Europe ▁and ▁Asia . ▁She ▁and ▁her ▁Jud son ▁colle agues ▁focused ▁on ▁shed ding ▁the ▁artificial ▁distinction ▁between ▁trained ▁and ▁un tra ined ▁perform ers . ▁She ▁created ▁large - scale ▁dance ▁projects ▁involving ▁un tra ined ▁d anc ers , ▁fragment ed ▁and ▁ch ore ograph ed ▁music ▁accompan iment , ▁and ▁the ▁execution ▁of ▁ordinary ▁movement ▁patterns ▁performed ▁under ▁stress ful ▁conditions . ▁ ▁In ▁October ▁ 1 9 6 6 ▁she ▁along ▁with ▁other ▁artists ▁worked ▁with ▁Bell ▁L abs ▁computer ▁exper ts ▁in ▁collabor ative ▁performances , ▁that ▁led ▁to ▁the ▁creation ▁of ▁a ▁sem inal ▁piece ▁of ▁art , ▁Ken ▁Know l ton ▁and ▁Leon ▁Harm on ' s ▁Studies ▁in ▁Per ception ▁# 1 , ▁an ▁image ▁of ▁a ▁re cl ining ▁n ude ▁using ▁typ ographic ▁symbols ▁for ▁hal ft one ▁dens ities . ▁This ▁image ▁of ▁Deb or ah ▁Hay ▁was ▁printed ▁in ▁The ▁New ▁York ▁Times ▁on ▁ 1 1 ▁October ▁ 1 9 6 7 , ▁and ▁exhib ited ▁at ▁one ▁of ▁the ▁earliest ▁computer ▁art ▁exhib itions , ▁The ▁Machine ▁as ▁Se en ▁at ▁the ▁End ▁of ▁the ▁Mechan ical ▁Age , ▁held ▁at ▁the ▁Museum ▁of ▁Modern ▁Art ▁in ▁New ▁York ▁City ▁in ▁from ▁November ▁ 2 5 , ▁ 1 9 6 8 ▁through ▁February ▁ 9 , ▁ 1 9 6 9 . ▁▁ 1 9 7 0 s - 1 9 8 0 s ▁ ▁In ▁ 1