Frank L. Culbertson, Jr., is the President and General Manager at Orbital ATK’s Space Systems Group, where he is responsible for the execution, business development and financial performance of the company’s human spaceflight, science, commercial communications and national security satellite activities, as well as Technical Services to various government customers. Previously, he served as Executive Vice President and General Manager of the Advanced Programs Group at Orbital Sciences Corp. Prior to joining Orbital, Culbertson was a Senior Vice President at SAIC, following an eighteen-year career as a NASA astronaut. He has flown three space missions and logged over 144 days in space as shuttle commander, pilot, and station commander. Culbertson's last mission launched on the Shuttle Discovery and lasted for 129 days, from August 10 until December 17, 2001, returning on the shuttle Endeavour. During that mission, he and his two Russian crewmates, lived and worked aboard the International Space Station for 125 days which included observing the attacks of September 11, 2001, as the only American in orbit at the time. Culbertson also held several key management positions within the NASA Shuttle and ISS programs and was Program Manager of the Shuttle-Mir Program. He is a graduate of the US Naval Academy at Annapolis.