▁considered ▁his ▁primary ▁project ▁to ▁be ▁the ▁investigation ▁of ▁how ▁people ▁through ▁history ▁has ▁been ▁made ▁into ▁" subject s ." ▁Sub ject ivity , ▁for ▁Fou ca ult , ▁is ▁not ▁a ▁state ▁of ▁being , ▁but ▁a ▁practice ▁– ▁an ▁active ▁" be ing ." ▁According ▁to ▁Fou ca ult , ▁" the ▁subject " ▁has , ▁by ▁western ▁philosoph ers , ▁usually ▁been ▁considered ▁as ▁something ▁given ; ▁natural ▁and ▁objective . ▁On ▁the ▁contrary , ▁Fou ca ult ▁cons iders ▁subject ivity ▁to ▁be ▁a ▁construction ▁created ▁by ▁power . ▁Fou ca ult ▁tal ks ▁of ▁" ass uj ett issement ", ▁which ▁is ▁a ▁French ▁term ▁that ▁for ▁Fou ca ult ▁refers ▁to ▁a ▁process ▁where ▁power ▁creates ▁subjects ▁while ▁also ▁opp ress ing ▁them ▁using ▁social ▁norm s . ▁For ▁Fou ca ult ▁" social ▁norm s " ▁are ▁standards ▁that ▁people ▁are ▁encourag ed ▁to ▁follow , ▁that ▁are ▁also ▁used ▁to ▁compare ▁and ▁define ▁people . ▁As ▁an ▁example ▁of ▁" ass uj ett issement ", ▁Fou ca ult ▁mentions ▁" hom osex ual ", ▁a ▁histor ically ▁cont ing ent ▁type ▁of ▁subject ivity ▁that ▁was ▁created ▁by ▁sex ology . ▁Fou ca ult ▁writes ▁that ▁sod omy ▁was ▁previously ▁considered ▁a ▁serious ▁sexual ▁deviation , ▁but ▁a ▁temporary ▁one . ▁Hom osex ual ity , ▁however , ▁became ▁a ▁" species ", ▁a ▁past , ▁a ▁child hood ▁and ▁a ▁type ▁of ▁life . ▁" Hom osex uals " ▁has ▁by ▁the ▁same