William is a behavior psychologist and has just written a new book called “The Social Leap”. He and Joe talk in depth about what makes us do what we do and the road from Monkey in the trees to humans now. Get your note pads lads it's a fact loaded conversation. Really fun to review. Enjoy my review folks! Please email me with any suggestions and questions for future shows : [email protected] Learn more about your ad choices. Visit podcastchoices.com/adchoices