Investment and Defense Strategies, Heuristics, and Games: From the Editor

I our first article, Joseph B. Kadane discusses “Partial-Kelly Strategies and Expected Utility: Small-Edge Asymptotics.” The next article is by Konstantinos V. Katsikopoulos, on “Psychological Heuristics for Making Inferences: Definition, Performance, and the Emerging Theory and Practice.” We then move to papers analyzing strategic national defense. In our third article, David J. Caswell, Ronald A. Howard, and M. Elisabeth PatéCornell present “Analysis of National Strategies to Counter a Country’s Nuclear Weapons Program.” Next, Kjell Hausken and Jun Zhuang examine “Governments’ and Terrorists’ Defense and Attack in a T -Period Game.” Finally, Jeryl L. Mumpower analyzes strategy in the sport of squash in “Playing Squash Against Ralph Keeney: Should Weaker Players Always Prefer Shorter Games?” In conclusion, we announce our upcoming special issue on “Games and Decisions in Reliability and Risk.”