Freud's

Freud's insights into human behavior led to him being honored as a profound thinker.

Source: tatoeba (1961)

Basing his invention of public relations on his uncle Sigmund Freud's psychoanalytic theory, Edward Bernays has left a lasting legacy on the media and how they interact with their audiences.

Source: tatoeba (757984)

Even though most of Sigmund Freud's theories have been debunked, he was still way ahead of his time, and was responsible for sparking a new wave of psychology.

Source: tatoeba (9196081)

Carl Jung's theories were even wilder than Freud's.

Source: tatoeba (13252482)