Dr. Cynthia Leonard was having a go at Ben, her orthodox Jewish colleague. “And I’ve even heard,” she announced to the seven interns clustered around their table in the staff room, “that some of Ben’s more fanatical co-religionists are so terrified of the female body that they do it through a hole in the sheet, and only in the dark, as dark as possible.” The interns all looked at Ben. Ben rolled his eyes. “You’re bringing...