Autobiographical essay outlining Nusbaum's graduation from the University of Illinois; his fifteen years at the General Motors Research Laboratories in Detroit, MI, including work during the Second World War; his employment with the Aero-Physics Laboratory of North American Aviation in Los Angeles, CA, and at Alamogordo, NM; and twenty years at the Atomic Energy Project at University of California, Los Angeles, where he studied results of the Pacific bomb tests (this is described in some detail). Respondents were asked to discuss their choice of physics as a profession and the course of their careers, their satisfactions and disappointments, the changes they saw in working and teaching conditions in the field, and relations within the community and with the society at large.