Foucault, Michel (1926-1984), French philosopher, who attempted to show that the basic ideas which people normally take to be permanent truths about human nature and society change in the course of history. His studies challenged the influence of German political philosopher Karl Marx and Austrian psychoanalyst Sigmund Freud. Foucault offered new concepts that challenged people's assumptions about prisons, the police, insurance, care of the mentally ill, gay rights, and welfare.
He sees himself as a transdiscursive author: this term identifies an author (like Foucault) as not just the aut…