Ward Edwards (1927-2005) received his Ph.D. in Psychology from Harvard University. He was the recipient of many awards including the Frank P. Ramsey Award from the Decision Analysis Society of INFORMS in 1988 and the Distinguished Scientific Contributions Award in Applied Psychology from the American Psychological Association in 1996. He wrote more than one hundred journal articles and books including ... Read moreDecision Analysis and Behavioral Research and Utility Theories: Measurement and Applications. Ralph F. Miles, Jr., received his Ph.D. in Physics from the California Institute of Technology and is a consultant in risk and decision analysis. He was the editor and coauthor of Systems Concepts and has written many articles. Until 1991, he worked as an engineer, supervisor, and manager in the Jet Propulsion Laboratory at the California Institute of Technology. Detlof von Winterfeldt is Professor and Deputy Dean of the School of Policy, Planning, and Development at the University of Southern California. He is also Director of the Homeland Security Center for Risk and Economic Analysis of Terrorist Events at USC. He received his Ph.D. in Psychology from the University of Michigan. He cowrote Decision Analysis and Behavioral Research with Ward Edwards. Show Less