Lt. Gen. Jack Shanahan Air Force Lt. Gen. Jack Shanahan, director of the Joint Artificial Intelligence Center, speaks to hackers working on artificial intelligence solutions for aircraft predictive maintenance at the National Security Innovation Network and JAIC hackathon challenge at the University of Michigan’s School of Aerospace Engineering in Ann Arbor, Mich., Sept. 22, 2019. SHARE IMAGE: Download Image: Full Size (0.31 MB) Photo By: Navy Lt. Cmdr. Arlo Abrahamson, DOD VIRIN: 190922-D-MC823-002C.JPG Photo Gallery