Olson is senior policy analyst at the Center for Arms Control and Non-Proliferation, where her work focuses primarily on US defense spending and Iran. Olson has published widely and is a regular contributor to the blog, Nukes of Hazard. She also serves as a regular commentator to the media. Prior to joining the Center, Olson held positions at Physicians for Social Responsibility, the Counter Terrorist Finance Organization, and Global Green USA. Olson holds a B.A. in Political Science from The George Washington University and an M.A in International Relations from St. Mary's University.