Lt Col Kessler joined the National Security Affairs Dept teaching the Policy sub-course in April 2016. He earned a B.S. in Electrical Engineering from Embry-Riddle Aeronautical University, Prescott Campus in 1997, an M.B.A in Military Management from Touro University in 2008. Lt Col Kessler is a master navigator/electronic warfare officer with over 2,000 hrs flying the T-43A and RC-135 S/U/V/W Reconnaissance aircraft. Prior to his arrival at the Naval War College, Lt Col Kessler was the Deputy Maintenance Group Commander for the 55th Maintenance Group at Offutt AFB, NE where he was responsible for maintenance actions on the OC/RC/TC/WC-135 and E-4B aircraft.