How were the theories of Alfred Adler, Carl Jung, and Karen Horney similar? They all rejected the idea of an unconscious mind. They all built on the work of psychoanalyst Sigmund Freud. They all rejected the idea that childhood experiences influence an individual's personality. They all are based on the belief that social needs have the most significant impact on personality.

Alfred W. Adler was an Austrian physician and psychotherapist, founder of the school known as individual psychology. He was a collaborator of Sigmund Freud and co-founder of his group, but he departed early from it, in 1911, by diverging on different points of the theory psychoanalytic

Carl Gustav Jung was a Swiss psychiatrist, psychologist and essayist, a key figure in the early stage of psychoanalysis; later, founder of the school of analytical psychology, also called psychology of complexes and deep psychology. He is often related to Sigmund Freud, who was a collaborator in his beginnings.

Karen Horney was a German naturalized American psychologist and psychoanalyst. His theories questioned certain traditional points of Sigmund Freud's thought, such as, for example, that psychological differences between man and woman are not an inherent product of human biology, but that they owe their origin to various cultural and social factors. His thinking is classified within neofreudism.