Smithsonian Institution, Air & Space Quarterly
Managing Editor
Discover Magazine
Reporter and Writer
Foreign Policy
Senior Editor
Bulletin of the Atomic Scientists
Editor-in-Chief
Smithsonian Magazine
Senior Editor
io9.com/Gawker Media
Senior Editor
National Geographic
Senior Science Correspondent
Pew Research Center
Writer and Editor
The Brookings Institution
Researcher and Writer
Air & Space Magazine
Departments Editor
Macalester College
Columbia University - Graduate School of Journalism
Johns Hopkins SAIS