It deals with both epistemological and ontological issues and shares interests with other fields, including philosophy of mind and theoretical psychology.
Some such concerns are whether psychology, as the study of individuals as information processing systems (see Donald Broadbent), is autonomous from what happens in the brain (even if psychologists largely agree that the brain in some sense causes behavior (see supervenience)); whether the mind is "hard-wired" enough for evolutionary investigations to be fruitful; and whether computational models can do anything more than offer possible implementations of cognitive theories that tell us nothing about the mind (Fodor & Pylyshyn 1988).
[5] Philosophy of psychopathology is mainly involved in the epistemological reflection about the implicit philosophical foundations of psychiatric classification and evidence-based psychiatry.
Psychoanalysis Freud`s doctrine, called Metapsychology, was to give the human self greater freedom from instinctive and irrational desires in a dialogue with a psychologist through analysis of the unconscious.
[9] His disciple Heidegger added to this the assertion of the fundamental finitude of man and the threat of a loss of authenticity in the technical world, and thus laid the foundation for existential psychology.