“I never forgot those screams,” he wrote yea rs later. From that moment on, he was convinced there was a group of people walking among us who may look and sound normal, but who could at any moment become “emotional, hysterical, degenerate, mentally deficient and vicious” if they were allowed contact with the great unhinging agent: drugs. When he grew into a man, this boy was going to draw together some of the deepest fears in American culture—of racial minorities, of intoxication, of losing control—and channel them into a global war to prevent those screams.