Jeffrey R. Parker is an Associate Professor and Coordinator of the Marketing PhD Program at the University of Illinois-Chicago, USA. His research examines a spectrum of theoretical (e.g., causal reasoning and judgment, mental accounting, mental representations, and choice architecture) and substantive (e.g., food choices, brand attitudes, collaborative consumption, and responsibility judgments) topics in consumer behavior.

• 1. Set Introduction.- 2. Volume IV Introduction: Customer Behavior.- 3. Television Show Preference: Application of a Choice Model.- 4. Individual Differences in Search Behavior for a Nondurable.- 5. Allocating Discretionary Time: Complementarity Among Activities.- 6. Models of Cooperative Group Decision-Making and Relative Influence: An Experimental Investigation of Family Purchase Decisions.- 7. The Importance of Others' Welfare in Evaluating Bargaining Outcomes.- 8. Reasons for Substantial Delay in Consumer Decision Making.- 9. The Impact of Bundle Type, Price Framing, and Familiarity on Evaluation of the Bundle.- 10. Using versus Choosing: The Relationship of the Consumption Experience to Reasons for Purchasing.- 11. Choice Goal Attainment and Decision and Consumption Satisfaction.- 12. Shaping Customer Satisfaction Through Self-Awareness Cues.- 13. The Relationship between Shopping Stress and Purchase Abandonment: When Consumers Shop for Fun, Some Stress Increases Purchasing.- 14. Decision Comfort.- 15. Disadoption.- 16. Consumer Price Sensitivity and Price Thresholds.- 17. Consumer Expectations and Culture: The Effects of Belief in Karma in India.- 18. When Shelf-Based Scarcity Impacts Consumer Preferences.- 19. How and When Grouping Low-Calorie Options Reduces the Benefits of Providing Dish-Specific Calorie Information.- 20. Something to Chew On:  The Effect of Oral Haptics on Mastication, Orosensory Perception, and Calorie Estimation.- 21. Task Dependent Algorithm Aversion.- 22. Incorporating Consumer Product Categorizations into Shelf Layout Design.- 23. Don Lehmann’s Contributions to Consumer Research: Concepts, Methods, and Aims.- 24. The Consumer Behavior Don.- 25. Don Lehmann: Oblivious to Borders.- 26. DRL and JRP Interview: Allocate at least 50% of your work to Relevant Topic.