While Freud was not the first to hypothesize the existence of subconscious
motivation, his groundbreaking contributions to the scientific examination
of "Id," "Ego," and "Superego" have permeated all of 20th century throught
and literature on the workings of the human mind. The publication in 1900
of The Interpretation of Dreams was the start of a revolution in the
diagnosis and treatment of mental illness that continues to this day.
Miller discusses current evaluations of Freud's conclusions about the
"stranger within" and looks at modern variations of the theme of his talking
cure, such as family, child, and group therapies.