This week on The Treatment, Elvis sits down with Charlotte Wells, director of the acclaimed film “Aftersun.” Next, writer Jerry Stahl talks about his latest book, “Nein, Nein, Nein: One Man's Tale of Depression, Psychic Torment, and a Bus Tour of the Holocaust.” And on The Treat, director Paul Feig explains how an ordinary object that sits on his desk changed the course of his life and career.