Erhard Seminars Training

Erhard Seminars Training, an organization founded by Werner H. Erhard, offered a two-weekend (60-hour) course known officially as "The est Standard Training". The est training was offered from late 1971 to late 1984. wiki Now known as Landmark Forum. 

Books

 * Steven Pressman, Outrageous Betrayal: The Dark Journey of Werner Erhard From est to Exile (New York: St. Martin's Press, 1993).

Related Sourcewatch

 * Stewart Emery - founding CEO