Morris Collen was a long-term member and chairman of the Permanente Medical Group of the executive committee. In his interview, Collen relates his major role in formulating policies critical to the development of the Kaiser Medical Care Program. University of Minnesota Medical School; intern, Michael Reese Hosp., Chicago, 1938-1940; residency, Los Angeles County General Hosp., 1940-1942; wartime medical program, Oakland and Richmond Kaiser Shipyards; chairman, Permanente Medical Group ex com, 1949-1973; medical director, KF Hosps., Oakland, 1952-1953, San Francisco, 1953-1961: postwar growth, facilities development; stress between management and medical group; Permanente Medical Group venture, San Diego, 1962; director, Department of Medical Methods Research, 1961-1979, and Division of Technology Assessment, 1979-1983; multiphasic health screening, medical computing; pioneers associated with KPMCP; changing organizational structure.