Jeffrey Pfeffer joins the Cool Friends today. His book is Hard Facts, Dangerous Half Truths & Total Nonsense: Profiting from Evidence-Based Management, and his coauthor is Robert Sutton, who was the subject of one of our interviews in 2002. You may remember that they had a previous book together, The Knowing-Doing Gap. Mr. Pfeffer is a professor of organizational behavior at Stanford and a well-known speaker. You can read his Cool Friend interview here.