Samuel S. Komorita is professor emeritus of psychology at the University of Illinois at Champaign. Craig D. Parks is assistant professor of psychology at Washington State University at Pullman.

• Preface, Introduction, The Nature of Interdependence, Correspondence of Outcomes, The Mixed-Motive Case, Social Dilemmas, The Prisoner's Dilemma, Social Traps, The Public Goods Paradigm, Take-Some and Give-Some Games, Summary and Conclusions, Notes, The Prisoner's Dilemma, The Two-Person Prisoner's Dilemma, The Win-Stay, Lose-Change Principle, Effects of Reward Structure, The Game of Chicken, Some Factors That Affect Cooperation in the PDG, Choices of the Other Person, Effects of Communication, Individual Differences, Other Factors, Theoretical Interpretations of the Prisoner's Dilemma, An Attributional Approach, A Theory of Interdependence, The Goal/Expectation Hypothesis, The Evolution of Cooperation, The N-person Prisoner's Dilemma, An Index of Cooperation, Group Size and Cooperation, Yamagishi's Structural Goal/Expectation Public Goods, What Are Public Goods? Types of Public Goods, Types of Public Goods, Why Do People Free Ride? Self-Efficacy, Group Size, The Sucker Effect, Other Variables, How Can Free Riding Be Minimized? Effects of Discussion, No Fear, No Greed, Sanctions, Method of Contribution, Auction, Group Competition for Public Goods, Summary, Social Traps, What Is a Social Trap? Behavior in a Social Trap, Responsible Harvesting, Conformity, Behavior Over Time, Complex Behavior in a Social Trap, Solving Resource Dilemmas, Structural Solutions, Who Wants to Change? Individual Solutions, Summary, Social Values, Assessment of Social Values, Measures of Social Values, Measures of Other Traits, Research on Social Values, Intergame Stability, Beliefs, Changing Behaviors, Where Do Values Come From? Sex Differences, Summary, Social Dilemmas and Interdisciplinary Issues, Political Science, The Arms Race, Gaming and the Arms Race: History, What Type of Game? Chicken, The Security Dilemma, xCoordination Games, Is One Game Adequate? Voting, Summary of Games in Political Science, Financial Issues, Bargaining and Negotiation, Other Questions, Summary of Games and Finance, Biology, PDG “Played” by Nonhumans, Evolution, Summary of Games in Biology, Summary and Conclusions, Examples of Social Dilemmas, Fishing in the Atlantic Ocean, Steam Power, Incentive Programs, Energy Conservation, Future Research on Social Dilemmas, Applied Research, Rectifying Discrepant Findings, Interdisciplinary Work, References, Index