is a chief engineer at a large defense contractor. He was formerly a senior engineer at the RAND Corporation, where he served as the Director of the Acquisition and Development Program in the Homeland Security Operational Analysis Center. He is a former member of the U.S. Army Science Board and is currently an adjunct instructor for Carnegie Mellon University’s Institute for Politics and Strategy. He has testified before Congress on the topic of cyber threats and he once led a congressionally mandated study on cybersecurity needs of the legislative branch. He received his Ph.D. in electrical engineering and computer science from The University of Michigan.