Mindhunter fans were dealt a crushing blow last week, but they would do well to check out the trailer for HBO's new serial killer documentary Crazy, Not Insane from Oscar-winning director Alex Gibney. The provocative film follows Dr. Dorothy Otnow Lewis, a well-respected psychiatrist who has dedicated her career to the study of murderers, seeking answers to the question of why we kill. In addition to profiling Dr. Lewis and her research, the documentary includes videotaped death row interviews, and examines the formative experiences and neurological dysfunction of such infamous murderers as Arthur Shawcross and Ted Bundy, …