Never Split the DifferenceEverything weve previously been taught about negotiation is wrong: you are not rational; there is no such thing as fair; compromise is the worst thing you can do; the real art of negotiation lies in mastering the intricacies of No, not Yes. These surprising tacticswhich radically diverge from conventional negotiating strategywerent cooked up in a classroom, but are the field tested tools FBI agents used to talk criminals and hostage takers around the