Bob Cialdini, one of the world’s leading social scientists, joins Scott to discuss his seven principles of persuasion and his revised edition of Influence — the psychology of why people say yes. Bob also shares how to use these principles in thoughtful debates, politics, and parenting. Follow him on Twitter, @RobertCialdini. 

Scott opens with his thoughts on Verizon selling Yahoo and AOL, Epic Games vs. Apple, and Biden’s economic plan. 

Algebra of Happiness: Tell someone how impressed you are with them.