History of Sociometry, Psychodrama, Group Psychotherapy, and Jacob L. Moreno

Abstract This chapter presents the histories of sociometry, psychodrama, and group psychotherapy while also outlining the history of Jacob L. Moreno, their founder. Major events from Moreno’s life are covered as they relate to the development of his philosophy and the practice of his triadic system, sociometry, psychodrama, and group psychotherapy. The popularity and decline of Moreno’s methods throughout their history are highlighted while offering insights into these historical trends in the USA and globally. Connections are drawn between Moreno’s history and the history of social work while also framing him as a social worker due to the nature of his philosophy, theory, and practice. A comprehensive timeline is offered which depicts the parallel timelines of psychodrama, social work, group therapy, psychology, and society.