That same year Foucault published his first book , Mental Illness and Personality ( Maladie mentale et personnalité ) , in which he exhibited his influence from both Marxist and Heideggerian thought , covering a wide range of subject matter from the reflex psychology of Pavlov to the classic psychoanalysis of Freud .
In 1954 Foucault published his first book , Maladie mentale et personnalité .