Professor Thalia Wheatley and Professor Peter Tse tackle this question in an episode of Closer to Truth, a program that airs on many PBS stations. The episode is one in a series entitled Big Questions in Free Will. Interviews with Professor Wheatley and Professor Tse highlight their research in this interesting field of study, including a clip of Professor Wheatley performing an experiment involving hypnosis. The full episode is also available on YouTube.