In what year was the developer of the psychological theory "Field theory" born?
Field theory (psychology) Field theory is a psychological theory (more precisely: Topological and vector psychology) which examines patterns of interaction between the individual and the total field, or environment. The concept first made its appearance in psychology with roots to the holistic perspective of Gestalt theories. It was developed by Kurt Lewin, a Gestalt psychologist, in the 1940s.
Erich Fromm Erich Seligmann Fromm (] ; March 23, 1900 – March 18, 1980) was a German social psychologist, psychoanalyst, sociologist, humanistic philosopher, and democratic socialist. He was one of Founders of The William Allison White Institute of Psychiatry, Psychoanalysis and Psychology in New York City and was associated with the Frankfurt School of critical theory.