Stephen reports on the Iraq Study Group, names an Alpha Dog of the week and interviews the director of the Human Genome Project, Dr. Francis Collins. (0:41)
Dr. Jerome Groopman discusses "How Doctors Think" and explains that Dr. Gregory House is based on Sherlock Holmes, who was addicted to cocaine, not heroine. (6:07)
Michael Jacobson stops by to seriously bum out Stephen about pepperoni pizza, Cheddar Combos and pretty much everything else that he loves to eat. (7:05)