Paging Private Benjamin: Boot camps are back. But Eileen Brennan wannabes aren’t blowing the whistle in this new generation of outdoor uber-workouts. Laura Miranda, creator of the Strong Healthy Woman boot camps in Tribeca, Kips Bay, and Oceanside, Long Island, is the new face of boot camp. A licensed physical therapist and personal trainer, Miranda realized, after spending eight years in the gym, that “you could have a ten times more effective workout outside.”