IN STAR TREK: THE NEXT GENERATION, THE ANDROID DATA starts to dream, having accidentally discovered an unconscious he didn’t know he had. Soon, because his dreams are troubled, he enters psychoanalysis. Appropriately enough, he turns to another artificial intelligence for help, the computer of the starship Enterprise, which creates a holographic representation of Sigmund Freud. Later, Data dreams that he is on the Enterprise, standing with two of his companions. A phone rings. But where is it? Data’s friends open a hatch in his abdomen. An early-twentieth-century phone stands there, waiting for someone to answer; when picked up, the phone