A couple of years ago, the actor and filmmaker Jonah Hill made a documentary about his psychiatrist, Phil Stutz. In the film, titled Stutz, the two men do all sorts of things that therapists and their clients usually avoid. They say “I love you” to each other. They joke like immature schoolboys. Stutz makes a crack about banging Hill’s mother. At one point, Hill says his previous therapists kept him at “a massive distance.” What he always wanted, he says, was someone who would tell him what to do...