Richard Bellman (1920-1984) received his Ph.D. from Princeton and worked for many years at the RAND Corporation, where he developed the mathematical optimization method known as dynamic programming. He was Professor of Mathematics, Electrical Engineering, and Medicine at the University of Southern California, and in 1979 he received the IEEE Medal of Honor for his contributions to decision processes and control system theory. Dr. Bellman was one of the major advisors to Dover's math program in the 1950s-1960s. Robert Kalaba (1926-2004) contributed 12 books and more than 600 articles to the scientific community, and he worked with Richard Bellman at the RAND Corporation. He served on the faculty of the University of Southern California as Professor of Electrical Engineering and Economics, and he founded the institution's Department of Biomedical Engineering.