“The landmark book that argued that psychiatry consistently expands its definition of mental illness to impose its authority over moral and cultural conflict.” — New York Times “Controversial and influential . . . an iconoclastic work.” — Joyce Carol Oates, New York Times Book Review A 50th Anniversary Edition of Thomas Szasz’s famous, influential critique of the field of psychiatry, with a new preface on the age of Prozac, Ritalin, and the rise of designer drugs.