The "Prisoner's Dilemma" is a classic game theory problem. It has been extensively discussed in both the public and academic press. Thousands of articles and many books have been written about this disturbing game and its apparent representation of many problems of society. Would your friend rat you out? Would you rat out your friend? The prisoner's dilemma is a classic illustration of why rational people don't always cooperate--even when it's in their best interest to do so. Put some real thought in your decision, and your answer may just surprise you.