Master of Science, University Wroclaw, Poland, 1952. Doctor of Philosophy in Mathematics, University Wroclaw, Poland, 1960.
Assistant professor Technology University, Wroclaw, 1952-1960, adjunct professor, 1960-1967, associate professor, 1967-1969. Visiting professor Carnegie-Mellon University, Pittsburgh, 1970-1971, University Wisconsin, Milwaukee, 1971-1972, professor operations research, 1972—1997, professor emeritus, since 1997. Consultant Institute Inner Trade, Warsaw, 1959-1968, Budapest, 1963-1964, Electrical Institute, Wroclaw, 1961-1962, Transportation Institute, Warsaw, and Wroclaw, 1967-1969. 1966-67 Visiting Scholar.Center of Operations Research and Econometrics ( CORE) Catholic University of Louvain, Belgium.
Associate Editor of Naval Research Logistics Quarterly and International Journal of Management and Systems. Visiting Scholar, Graduate School of Business, Stanford University, September 1-October 31, 1993. Visiting Scholar, DAI, Politechniko di Torino, Italy, June 1-June 30, 1994.
Postdoctoral Fellowships: 1962-1963, Graduate School of Industrial Administration, Carnegie Institute of Technology, Pittsburgh, Pa. (9 months). 1963-1964, Mathematical Institute of the Hungarian Academy of Sciences, Budapest, Hungary (3 months). 1966-1967 - Center of Operations Research and Econometrics (CORE), Catholic University, Louvain, Belgium (9 months). Summer 1982, Visiting Research Professor – Department of Economics, Bar-Ilan University, Israel. Summer 1983, Visiting Research Professor – Department of Economics, Bar-Ilan University, Israel.
Member Operations Research Society of America, Institute Management Science.
Married Maria Bass, August 17, 1954 (divorced March 3, 1976). Children: Michal, Ryszard. Married Rae Briker Lagen, November 5, 1990.