Stephen Coleman

Stephen Coleman studies applied ethics, particularly the ethics of military and police force, and their application to human rights.

His Excellency Mikheil Saakashvili

Former President of Georgia, Anti-Corruption Advocate, Reformer

George Osborne

Former Chancellor of the Exchequer, UK; Co-host, "Political Currency", Chair of British Museum & President of Northern Powerhouse Partnership

George Osborne's New Podcast: Political Currency | Good Morning Britain

Brian Walsh

President of the Congressional Leadership Fund, a Republican Super PAC.

Antonio Villaraigosa

41st Mayor of Los Angeles

Namik Tan

Ambassador of Turkey to the United States in February 2010

Marco Rubio

Senior U.S. Senator from Florida

John Potter

72nd Postmaster General of the United States of America on June 1, 2001, Jack Potter has led the Postal Service to record levels of service, customer satisfaction and efficiency.

Congressman Ron Paul

United States Congressman from Lake Jackson, Texas, a physician, a bestselling author, and a former 2008 U.S. presidential candidate

Martin O'Malley

Politician & the 61st and Current Governor of Maryland

Richard Lugar

Distinguished Former Senator, Senior Statesman, and Authority on Foreign Affairs

Jacob Lew

Ambassador of the United States to Israel; Former US Secretary of the Treasury & White House Chief of Staff

Chris Jankowski

President, RSLC

Darrell Issa

US Congressman

Darrell Issa - NBC7 San Diego

Steve Israel

Former U.S. Representative, CNN Political Commentator, Author

Chris Van Hollen

U.S. Representative for Maryland's 8th congressional district, serving since 2003. He is a member of the Democratic Party

John Engler

President of the Business Roundtable (BRT), an association of chief executive officers of leading U.S. corporations with a combined workforce of more than 14 million workers and over $6 trillion in annual revenues.

Douglas W. Elmendorf

Eighth Director of the Congressional Budget Office

Mike Duncan

60th Chairman of the Republican National Committee

Arne Duncan

Managing Partner at Emerson Collective; Former U.S. Secretary of Education

John Danforth

Former United States Ambassador to the United Nations

Senator John Cornyn

Senator of Texas, previously served in Texas as a district judge, a member of the Texas Supreme Court, and as Texas Attorney General.

David Cook

Senior Editor and Washington bureau chief of The Christian Science Monitor

Norm Coleman

Attorney and politician.

Eric Cantor

Vice Chair & Managing Director of Moelis & Company; Former House Majority Leader

Glen Bolger

Republican Party's leading political strategists and pollsters, partner and co-founder of Public Opinion Strategies

Maen Areikat

Palestinian Ambassador to Washington

Stanley Greenberg

CEO of Greenberg Quinlan Rosner, Polling Advisor, Author

Admiral Michael Mullen

Chairman, Joint Chiefs of Staff (2007-2011)

Matt Kibbe

President and CEO FreedomWorks Foundation