Dr. John Hillen is a highly accomplished CEO in the government contracting space and a former US Assistant Secretary of State. A decorated combat veteran and noted national security scholar, he has led four defense and intelligence technology firms, including most recently as President and CEO of Sotera Defense Solutions and previously as the first president of CGI-Federal. Dr. Hillen took Sotera public in 2009, one of the few successful IPOs in the American economy that year. A recognized industry leader, Dr. Hillen served in 2012 and 2013 as the chairman of the Professional Services Council and currently sits on the boards of five government contracting firms. Hillen received the Fed100 award in 2011 and 2017, is a graduate of Duke University, King’s College London, Cornell, and earned his doctorate at Oxford. He is currently the Executive in Residence and Professor of Practice in the Business School at George Mason University where he teaches leadership and strategy.