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| Acknowledgments | |
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| Basic Concepts in Group Problem Solving | |
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| Group Task, Structure, Process, and Product | |
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| Interpersonal Influence Processes | |
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| Group Tasks | |
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| Additive, Compensatory, Conjunctive, Disjunctive, and Complementary | |
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| Divisible and Unitary | |
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| Maximizing and Optimizing | |
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| Intellective and Judgmental | |
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| Summary | |
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| Laboratory Experimental Research on Group Problem Solving | |
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| Overview of Chapters | |
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| Social Combination Models | |
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| Marjorie Shaw's Classic Study | |
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| Experimental Designs | |
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| The Lorge and Solomon Model A | |
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| The Lorge and Solomon Model A as an Application of the Binomial Theorem | |
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| Smoke and Zajonc: Group Decision Schemes | |
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| Thomas and Fink: Extension to More Than Two Response Alternatives | |
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| Davis: Social Decision Scheme Theory | |
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| Model Testing and Model Fitting | |
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| Summary | |
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| Memory and Group Problem Solving | |
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| Recognition Memory | |
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| Transactive Memory | |
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| No Communication during Learning or Retrieval | |
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| Communication during Retrieval | |
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| Communication during Learning and Retrieval | |
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| Nine Propositions | |
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| Cognitive Interdependence and Convergent Expectations | |
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| Shared and Unshared Information | |
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| Optimal Assignment of Items to Members | |
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| Shared and Unshared Knowledge | |
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| Information Sampling Model | |
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| Solving a Problem versus Making a Judgment | |
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| Social Validation of Information | |
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| Common Knowledge Effect | |
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| Group Judgment | |
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| Group Choice | |
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| Jury Memory | |
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| Summary | |
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| Group Ability Composition on World Knowledge Problems | |
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| English Vocabulary | |
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| General Achievement | |
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| Remote Verbal Associations | |
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| Homogeneity and Heterogeneity of Group Member Ability | |
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| Conclusions on Group Ability Composition | |
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| Collective Induction | |
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| An Inductive Rule-Learning Task | |
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| Collective versus Individual Induction: Effects of Increasing Evidence | |
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| Collective versus Individual Induction: Effects of Increasing Hypotheses | |
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| Collective Induction with Increasing Hypotheses and Increasing Evidence | |
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| Positive Hypothesis Tests and Negative Hypothesis Tests | |
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| Simultaneous Collective and Individual Induction | |
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| Social Combination Processes | |
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| A Theory of Collective Induction | |
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| Collective Induction in Competitive Auctions | |
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| Letters-to-Numbers Problems | |
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| Letters-to-Numbers Problems | |
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| Letters-to-Numbers Strategies | |
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| Two-Letter Substitution Strategy | |
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| Multiletter Substitution Strategy | |
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| Known Answer Strategy | |
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| Combined Known Answer and Multiletter Substitution Strategy | |
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| Groups Perform Better Than the Best Individuals | |
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| Trials to Solution | |
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| Letters per Equation | |
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| Letters Identified per Equation | |
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| Two-Letter Substitution Strategy | |
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| Known Answer Strategy | |
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| Summary of Results | |
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| Discussion | |
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| Groups Perform Better Than the Best Individuals: Informative Equations and Effective Strategies | |
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| Five Instruction Conditions | |
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| Trials to Solution | |
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| Equations with Minimal Letters | |
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| Groups Perform Better Than the Best Individuals: Effects of Group Size | |
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| Previous Research on Group Size on Intellective Tasks | |
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| Experimental Design | |
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| Trials to Solution | |
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| Why Do Groups Perform Better Than the Best Individuals on Letters-to-Numbers Problems? | |
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| Group-to-individual Problem-Solving Transfer | |
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| Specific Transfer | |
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| Analogies | |
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| Mathematical Problems | |
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| General Transfer | |
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| Mathematical Problems | |
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| Brainteasers | |
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| Logical Implication | |
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| Four Issues in Group-to-individual Transfer | |
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| Design | |
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| Summary | |
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| Social Choice Theory | |
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| Basic Concepts of Social Choice Theory | |
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| Motions (Alternatives) and Preference C For-Against Matrices | |
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| Sequential Pairwise Voting and the Paradox of Voting | |
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| Runoff Elections | |
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| Rank Order Voting | |
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| Approval Voting | |
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| The Median Voter Theorem | |
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| Condorcet Jury Theorem | |
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| Experimental Evidence for Social Choice Theory | |
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| The Median Voter Theorem | |
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| Agenda Influence | |
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| Condorcet Jury Theorem | |
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| Successive Majorities in a Hierarchical System | |
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| A Remarkable Concurrence | |
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| Social Choice Theory and Group Problem Solving: The Constitutional Convention of 1787 | |
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| Conclusions | |
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| Generalizations | |
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| Retrospective and Prospective | |
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| References | |
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| Index | |