David Thirtyacre has been an instructor with Embry-Riddle Aeronautical University Worldwide Campus for over ten years and is an Assistant Professor in the College of Aeronautics. David is the Chair of the Department of Flight and currently instructs at the undergraduate and graduate levels in Aerodynamics, Aircraft Performance, Unmanned Systems, Airborne Robotics, and Aviation and Aerospace Simulation Systems. David holds a Bachelor's Degree in Mechanical Engineering, a Master's Degree in Aerospace Science, and is currently a doctoral candidate at ERAU's Daytona Beach campus. His current research is focused on air-to-air combat with UAS. He retired from the USAF with 27 years of duty in the fighter community with over 3500 hours in fighter aircraft and was a pioneer in the use of unmanned systems. The majority of his career was spent at Nellis Air Force Base in Las Vegas, Nevada where he specialized in an operational test and was the USAF Warfare Center's director of advanced programs. He was the focal point for advanced program operational planning; combining the air, space and cyberspace domains with 5th generation aircraft, unmanned systems, national capabilities, and other DoD assets. He is the owner of SkyVue 3D, a commercial drone mapping enterprise, and is a current multi-engine commercial pilot, remote pilot, and certified flight instructor, instrument (CFII). He is a certified AUVSI TOP Level 3 UAS Instructor with experience training international and U.S. students as well as government agencies.