“Stress, Portrait of a Killer,” a National Geographic production with Prof. Robert Sapolsky (www.youtube.com/watch? v=eYG0ZuTv5rs ) is very good and has a happy ending. It’s 44.23 minutes in if you’re in a hurry.
Prof. Sapolsky says he studies baboons because, “If you live in a baboon troop in the Serengeti, you only have to work three hours a day for your calories, and predators don’t mess with you much. What that means is you’ve got…