AS A FORMER NASA astronaut training manager responsible for crew training for shuttle missions, I was not entirely surprised by the initial reports of the sad, bizarre case of Lisa Marie Nowak. This isn't the first case of astronauts having difficulties in their personal lives. Usually, the straying astronaut simply resigns or retires, and everything is hushed up. But being charged with assault, attempted kidnapping and attempted murder is far greater than anything I ever observed or imagined could occur. Perhaps this tragedy will bring some of the agency's long-ignored problems into the open. First is the tremendous and unnecessary...