ars ▁to ▁a ▁group ▁of ▁students ; ▁many ▁of ▁them ▁became ▁a ▁" F oul ca uld ian ▁tribe " ▁who ▁worked ▁with ▁him ▁on ▁his ▁research . ▁He ▁enjoyed ▁this ▁team work ▁and ▁collect ive ▁research , ▁and ▁together ▁they ▁published ▁a ▁number ▁of ▁short ▁books . ▁Working ▁at ▁the ▁Coll ège ▁allowed ▁him ▁to ▁travel ▁widely , ▁giving ▁lect ures ▁in ▁Brazil , ▁Japan , ▁Canada , ▁and ▁the ▁United ▁States ▁over ▁the ▁next ▁ 1 4 ▁years . ▁ ▁In ▁ 1 9 7 0 ▁and ▁ 1 9 7 2 , ▁Fou ca ult ▁served ▁as ▁a ▁professor ▁in ▁the ▁French ▁Department ▁of ▁the ▁University ▁at ▁Buff alo ▁in ▁Buff alo , ▁New ▁York . ▁ ▁In ▁May ▁ 1 9 7 1 , ▁Fou ca ult ▁co - f ounded ▁the ▁Gr oupe ▁d ' Information ▁sur ▁les ▁Pr isons ▁( G IP ) ▁along ▁with ▁historian ▁Pierre ▁Vid al - Na quet ▁and ▁journalist ▁Jean - Marie ▁D omen ach . ▁The ▁G IP ▁aim ed ▁to ▁investigate ▁and ▁expose ▁poor ▁conditions ▁in ▁pr isons ▁and ▁give ▁prisoners ▁and ▁ex - pr ison ers ▁a ▁voice ▁in ▁French ▁society . ▁It ▁was ▁highly ▁critical ▁of ▁the ▁pen al ▁system , ▁bel ieving ▁that ▁it ▁converted ▁pet ty ▁crim inals ▁into ▁hard ened ▁del in qu ents . ▁The ▁G IP ▁gave ▁press ▁con ferences ▁and ▁st aged ▁protest s ▁surrounding ▁the ▁events ▁of ▁the ▁Toul ▁prison ▁ri ot ▁in ▁December ▁ 1 9 7 1 , ▁alongside