Arnold, L. (Léon); Freud, Sigmund; Adler, Alfred; Jung, Carl; Lacan, Jacques; Klein, Melanie; Object Relations Theory; Ego Psychology; The International Psychoanalytical Association; The Anna Freud Centre; The Tavistock Clinic; The British Psychoanalytical

Arnold Léon, Sigmund Freud, Alfred Adler, Carl Jung, Jacques Lacan, and Melanie Klein are influential figures in psychoanalysis, a field exploring unconscious mind influences on behavior. Object Relations Theory emphasizes early relationships shaping personality, while Ego Psychology focuses on the ego’s role in adapting to reality. Institutions like The International Psychoanalytical Association, The Anna Freud Centre, and The Tavistock Clinic support research and treatment. The British Psychoanalytical Society promotes training and practice. Collectively, they have advanced understanding of mental health, emphasizing the importance of early experiences, internal conflicts, and unconscious processes in human development.