To our readers who will be in the Washington, D.C. metro area July 22, Nick Mitsis, editor of sister publication Via Satellite, will be moderating a panel discussion addressing GPS vs. the European Union’s Galileo satellite navigation system. The discussion will take place in Room 2325 at the Rayburn House Office Building from 5:30 p.m. to 7:30 p.m. For more information on this event, please visit

http://www.womeninaerospace.org.