After receiving advanced degrees in Agriculture, Dairy Science, and Management of Information Technology, from Cornell, Penn State and American University, Dr. Gilbert served in the U.S. Army as a Medical Service Corps Commander and Staff officer, which included service as a Special Forces Operational "A" Detachment Commander and Medical Plans, Operations, and Training Officer. Also while in the Army, he received a Ph.D. in Business with specialization in Artificial Intelligence and Medical Informatics from the University of Pittsburgh. He has served as Director of Information Systems (CIO) at Walter Reed and Tripler Army Medical Centers in Washington, DC, and Honolulu, HI; CIO of the Army Medical Research and Materiel Command (MRMC) and Director of the Army's Telemedicine and Advanced Technology Research Center (TATRC) at Fort Detrick, MD. He was instrumental in developing and implementing numerous Department of Defense medical information systems, initiating a variety of military medical informatics projects, and creating the Army's telemedicine program. After retirement from the Army, he became Associate Director of Advanced Technology and International Health at Rush-Presbyterian-St. Luke's Medical Center in Chicago before receiving appointments as a Research Associate Professor at the University of Pittsburgh and as an Intergovernmental Personnel Act (IPA) research manager at the Army Telemedicine and Advanced Technologies Research Center (TATRC), Fort Detrick, MD.