▁the ▁development ▁of ▁a ▁set ▁of ▁in k bl ots ▁that ▁were ▁used ▁experiment ally ▁to ▁measure ▁various ▁un cons cious ▁parts ▁of ▁the ▁subject ' s ▁person ality . ▁His ▁method ▁has ▁come ▁to ▁be ▁referred ▁to ▁as ▁the ▁R or sch ach ▁test , ▁iterations ▁of ▁which ▁have ▁continued ▁to ▁be ▁used ▁over ▁the ▁years ▁to ▁help ▁identify ▁person ality , ▁psych otic , ▁and ▁ne uro log ical ▁dis orders . ▁R or sch ach ▁continued ▁to ▁ref ine ▁the ▁test ▁until ▁his ▁prem ature ▁death ▁at ▁age ▁ 3 7 . ▁ ▁Early ▁life ▁R or sch ach ▁was ▁born ▁in ▁Zürich , ▁Switzerland , ▁the ▁el dest ▁of ▁three ▁children ▁born ▁to ▁Ulrich ▁and ▁Philipp ine ▁R or sch ach . ▁He ▁had ▁one ▁sister , ▁Anna , ▁and ▁one ▁brother , ▁Paul . ▁ ▁He ▁spent ▁his ▁child hood ▁and ▁youth ▁in ▁Sch aff hausen , ▁in ▁northern ▁Switzerland . ▁He ▁was ▁known ▁to ▁his ▁school ▁friends ▁as ▁K lex , ▁or ▁" ink bl ot " ▁since ▁he ▁enjoyed ▁kle cks ography ▁making ▁f anc iful ▁in k bl ot ▁" p ictures ". ▁By ▁the ▁time ▁of ▁R or sch ach ' s ▁youth , ▁consideration ▁of ▁the ▁project ive ▁significance ▁of ▁in k bl ots ▁already ▁had ▁some ▁historical ▁context . ▁For ▁example , ▁in ▁ 1 8 5 7 , ▁German ▁doctor ▁Just inus ▁K erner ▁had ▁published ▁a ▁popular ▁book ▁of ▁po ems , ▁each ▁of ▁which ▁was ▁inspired ▁by ▁an ▁accident