Mr. Death: The Rise and Fall of Fred A. Leuchter, Jr.

Documentary filmmaker Errol Morris investigates the case of a man who became an authority on capital punishment, but was discredited when he got involved on the wrong side of a court case. Leuchter, a meek man whose appearance belies his grim expertise, develops what he says is a more effective electric chair. Before long he's in demand from officials who want his opinions on other kinds of execut…