Demetria Marsh, Principal     demetria@marshsimulators.com     412-848-4349         113 Hidden Valley Court     Sewickley, PA 15143           Demetria Marsh, a professional actor and director, trained as a simulator more than 15 years ago.  Shortly thereafter, she helped develop simulation training programs for the University of Pittsburgh, School of Medicine, to enlarge the scope of simulated patients in the curriculum.     Marsh expanded the practice and has continued to contribute to new methodology for the training and use of simulators/role-players for medical centers and businesses.     The hallmark of her simulation business is training and continuing education.  Marsh Professional Simulators are charged with the responsibility to create real-life experiences in a controlled environment.  For that reason alone, she values and stresses training.  After all:  real life is not a rehearsal.