For more than a century, the Supreme Court has interpreted the Bill of Rights as prohibiting the police from obtaining involuntary confessions from suspects through the use of coercion. If asked whether this involuntary confession rule is an understandable and workable doctrine, however, a noticeable percentage of judges, prosecutors, police officers, criminal defense attorneys and law professors would answer with an unequivocal no. Basic questions concerning voluntariness and free will - whether it exists, and if so, when it exists, etc. - have puzzled philosophers for centuries and represent one of history\u27s Gordian knots. Not surprisingly, judges have fared no better than philosophers in solving this age-old enigma since the...