Keith J. Kasunic, Ph.D.is a Sr. Staff Systems Engineer at Lockheed Martin Corporation. He has more than 20 years' experience developing electro-optic systems for remote sensing, astronomy, laser radar, and laser communications. Dr. Kasunic's numerous peer-reviewed contributions include theIEEE Journal of Quantum Electronicsand theMcGraw-Hill Yearbook of Science and Technology 2005entry, "Photonic Crystal Devices".