John R. Allen, Former Commander of the NATO International Security Assistance Force and U.S. Forces in Afghanistan
Peter Baker, Chief White House Correspondent, The New York Times
The Hon. Don Beyer, Representative, U.S. House
Maj. Gen. Charles F. Bolden Jr., 12th NASA Administrator
Lonnie G. Bunch III, Secretary, Smithsonian Institution
The Hon. Gerald Connolly, Representative, U.S. House
Fiona Hill, Senior Director, European and Russian Affairs, National Security Council
Lisa Desjardins, Correspondent, PBS NewsHour
Amb. Martin Indyk, U.S. Special Envoy for Israeli-Palestinian Negotiations
The Hon. Tim Kaine, U.S. Senator
Michael Mann, Presidential Distinguished Professor of Earth & Environmental Science; Director, Penn Center for Science, Sustainability and the Media, University of Pennsylvania
Amna Nawaz, Co-Anchor, PBS Newshour
Jung Pak, Deputy Assistant Secretary of State, East Asian and Pacific Affairs; Deputy Special Representative for North Korea
Michael Regan, Administrator, Environmental Protection Agency
Amb. Samantha Power, Administrator, United States Agency for International Development