GREGORY R. OSCHE, PhD, received a doctorate in physics from the Polytechnic Institute of Brooklyn in 1975. For the past twenty-three years, he has specialized in the field of electro-optic systems development at Raytheon Company where he has functioned as Systems Engineering Manager, Multisensor Systems Manager, and technical director on a variety of military laser radar and multisensor programs. He currently holds the position of Engineering Fellow within the Air and Missile Defense Business Unit of Raytheon Electronic Systems. Dr. Osche has published over thirty technical papers in fields ranging from elementary quantum theory to optical detection theory. He is a Senior Member of the IEEE, a member of the Optical Society of America and of the American Physical Society.