Tech Summit Richard J. Joseph, left, the Air Force’s chief scientist, and Mark Tapper, center, a special advisor on intelligence, surveillance and reconnaissance at the service, speak to Military.com’s Oriana Pawlyk at the Defense One Tech Summit in Washington, June 26, 2018. DoD photo by Jim Garamone SHARE IMAGE: Download Image: Full Size (0.26 MB) Photo By: Jim Garamone VIRIN: 180626-D-FN314-002A.JPG Photo Gallery