The Masterminds of the C.I.A.’s Brutal Tactics

We take a deeper look at where the C.I.A.’s enhanced interrogation methods came from, and specifically the two psychologists who pushed for them. Their code names were Grayson Swigert and Hammond Dunbar. They were paid more than $80 million by the C.I.A. during their time as contractors with the agency. Who are they really, and how did they get that contract?