Never Split the Difference A Complete Summary Never Split the Difference is a book written by Chris Voss and Tahl Raz. Voss works as a professor of negotiation at the University in Southern California Marshall School of Business and the Georgetown University McDonough School of Business, while Raz has already co-authored several books on leadership and business achievement together with Keith Ferrazzi and Gary Burnison. Raz also writes for many publications,...