 Olaf Mickelsen was responsible for the chemical analyses conducted in the Laboratory of Physiological Hygiene during the Starvation Study, and the daily dietary regime of the CPS subjects—including the supervision of the kitchen and its staff.During the study, he was an associate professor of biochemistry and physiological hygiene at the University of Minnesota and received his Ph.D. in biochemistry from the University of Wisconsin in 1939.Henry Longstreet Taylor had the major responsibility of recruiting the 36 CPS volunteers used in the Minnesota Starvation Experiment, maintaining the morale of the participants and their involvement in the study.