This week in the magazine, the novelist Rivka Galchen goes back to Elmhurst Hospital in Queens, where she did her medical residency, and writes about a doctor she had a rotation with, Dr. Joseph Lieber. Here, she and Jerome Groopman, who writes about medical issues for the magazine, talk about the training of doctors and about medical writing with the literary editor of newyorker.com, Sasha Weiss. Also, Joan Acocella on the new-burlesque scene.