Synthesized answer
The provided passages do not contain information about what questions remain unanswered in the book "Influence: The Psychology of Persuasion."
The passages describe the book as a comprehensive guide to the psychology of persuasion, detailing Cialdini's Universal Principles of Influence [1, 2]. These principles include Reciprocation, Commitment and Consistency, Social Proof, Liking, Authority, Scarcity, and Unity [2]. The passages highlight that the book explains why people say yes and how to apply these insights ethically, backed by scientific research [1, 2]. However, there is no mention of any unanswered questions within the text.
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: Influence, New and Expanded by Robert B. Cialdini, PhD Description: The foundational and wildly popular go-to resource for influence and persuasion—a renowned international bestseller, with over 5 million copies sold—now revised adding: new research, new insights, new examples, and online applications. In the new edition of this highly acclaimed bestseller, Robert Cialdini—New York Times bestselling author of Pre-Suasion and the seminal expert in the fields of influence and persuasion—explains the psychology of why people say yes and how to apply these insights ethically in business…
think you know these principles, but without understanding their intricacies, you may be ceding their power to someone else. Cialdini’s Principles of Persuasion: Reciprocation Commitment and Consistency Social Proof Liking Authority Scarcity Unity, the newest principle for this edition Understanding and applying the principles ethically is cost-free and deceptively easy. Backed by Dr. Cialdini’s 35 years of evidence-based, peer-reviewed scientific research—including a three-year field study on what leads people to change—Influence is a comprehensive guide to using these principles to move…