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John Lawrence is a professor and a past department chairman of the Department of Management Science and Information Systems at California State University, Fullerton, where he has received several awards for his teaching, professional, and service contributions. He has spent over 25 years developing and teaching introductory and advanced upper division and graduate courses in management science and statistics for students majoring in business and economics at the university. He has presented and published several papers on the role and structure of management science courses in business curricula.

Dr. Lawrence received his B.S. in Operations Research from Cornell University and worked at IBM in Endicott, New York, and with NASA at the Kennedy Space Center at Cape Canaveral, Florida. After serving as a communications officer with the U.S. Navy, he received his M.S. and Ph.D. in Industrial Engineering and Operations Research from the University of California, Berkeley, with a research emphasis in linear programming.

Dr. Lawrence has served as a consultant to several companies in the areas of linear programming, inventory, and quality control and has published papers in these areas in professional journals. For over 15 years, he and coauthor Barry Pasternack wrote study guides for the management science texts published by Anderson, Sweeney, and Williams for West Publishing Company.

Barry Alan Pasternack is a professor and chair of the Management Science/Information Systems Department at California State University, Fullerton. During his 20 years on the faculty, he has been the recipient of several awards for teaching, research, and service. For five years he served as the Executive Director of the University's Center for Professional Development. Currently he is a member of the California State University Statewide Academic Senate and is past President of the campus chapter of the California Faculty Association, as well as a former member of the Association's Statewide Board of Directors. He has served as a University Educational Policy Fellow and a Bautzer Faculty Fellow.

Dr. Pasternack received his B.A. in mathematics from Antioch College, having spent his junior year studying statistics and operations research at the University of Birmingham in England. He earned his M.S. and Ph.D. degrees in Operations Research from the University of California, Berkeley, with a research emphasis in stochastic processes. Upon graduation from Berkeley, Dr. Pasternack worked for three years in the Network Planning Department of Bell Laboratories.

In addition to his teaching experience at Fullerton, Dr. Pasternack has also been a faculty member at Stevens Institute of Technology, Boston University, and California Polytechnic University, Pomona, and an invited guest lecturer at the Czechoslovak Management Center. He has served as a consultant to numerous corporations and governments, including the nations of Thailand, Zambia, and Ghana. He has also done work for NASA in the area of avionics and for the Department of Health and Human Services in the area of mental health care utilization.

Dr. Pasternack's research interests include inventory systems, channel coordination, gambling theory, and optimal option strategies. He is the author of some two dozen publications, and his work has appeared in such journals as Naval Research Logistics, Marketing Science, Interfaces, SIAM Journal on Applied Mathematics, and Journal of the Operational Research Society. Dr. Pasternack helped develop the Educational Testing Service assessment examination in business and is one of the contributors to the latest edition.