This accessible, hands-on text has now been revised and updated, with expanded coverage of topics including how theory may emerge from exploratory data analysis. The book prepares graduate students, new researchers, and even seasoned investigators to develop their own theories and build on existing ones.

I. Basic Concepts
1. Introduction
2. The Nature of Understanding
3. Science as an Approach to Understanding
II. Core Processes
4. Creativity and the Generation of Ideas
5. Focusing Concepts
6. Thought Experiments for Variable Relationships
III. Frameworks for Theory Construction
7. Causal Models
8. Mathematical Modeling
9. Simulation as a Theory Development Method
10. Emergent Theory: Qualitative/Mixed Method Approaches
11. Emergent Theory: Quantitative Approaches
12. Historically Influential Systems of Thought
IV. Theory at the Level of Measurement
13. Theory and Measurement: General Frameworks
14. Types of Measurement Strategies
V. Concluding Issues
15. Theory Revision
16. Reading and Writing about Theories
17. Epilogue

James Jaccard, PhD, is Professor of Social Work at the Silver School of Social Work at New York University. Previously, he was Distinguished Professor of Psychology for 20 years at the University at Albany, State University of New York, and Professor of Psychology at Florida International University for 8 years. Dr. Jaccard has authored or edited numerous books and has published over 200 articles in peer-reviewed journals. He has served on numerous boards and panels for the Health and Medicine Division of the National Academies of Sciences, Engineering, and Medicine and for the National Institutes of Health. His research focuses broadly on attitudes, cognitions, and emotions as they affect decision making, especially in applied settings. This includes research on adolescent decision making, health-related decisions, and a critical analysis of the effects of unconscious influences on adult decision making.
Jacob Jacoby, PhD, until his death in 2018, was Merchants Council Professor of Consumer Behavior at New York University's Stern School of Business. He authored or edited several books and published over 160 articles in peer-reviewed social science and law journals. Dr. Jacoby was a Fellow of the American Psychological Association and a Fellow and past president of the Association for Consumer Research. His research on the factors that affect consumer decision making and behavior was honored by awards from the American Psychological Association, the American Marketing Association, the American Academy of Advertising, the Association for Consumer Research, and the Society for Consumer Psychology. He conducted research or consulted for dozens of Fortune 500 companies and other organizations in the United States and internationally. He also worked for federal agencies (including the U.S. Senate, Federal Trade Commission, and Food and Drug Administration) and testified in more than 100 cases heard in U.S. District Courts.