Foucault outline
(lived 1926-1984)
Stages of thinking as represented by key books

Madness and Civilization--see what is excluded, silenced--power of discourse over actual lives (1961)
The Order of Things search for epistemes (1966)
The Archaeology of Knowledge archaeology as model for research in the development of attitudes and concepts--layers and gaps (1969)
Discipline and Punish--more on power and the way it is masked (1975)
The History of Sexuality--how selves are constituted in discourse (1976, 1984)