On a warm afternoon in June, two men have appointments with a psychiatrist. The first has been dragged to the office by his wife, much to his irritation. He is a biologist who suffers from schizophrenia, and the wife insists that his meds are not working. "No," says the biologist, "I'm actually fine. It's just that because of what I'm working on right now the CIA has been bugging my calls and reading my email."...