A former international hostage negotiator for the FBI offers a new, field-tested approach to high-stakes negotiations effective in any situation.After a stint policing the rough streets of Kansas City, Missouri, Chris Voss joined the FBI, where his career as a hostage negotiator brought him face-to-face with a range of criminals, including bank robbers and terrorists. Reaching the pinnacle of his profession, he became the FBI s lead international kidnapping negotiator. Never Split the Differenc ...