Bill is a senior fellow at the American Enterprise Institute (AEI), where he focuses on the expansion of America’s defense industrial base and defense management issues. Issues include technology-transfer reform, defense acquisition and procurement, technology policy and innovation, and the civil-military integration of the U.S. and allied commercial and defense industrial bases. Dr. Greenwalt is also a founder of the Silicon Valley Defense Group. He served as deputy under secretary of defense for industrial policy, he advised on defense acquisition, technology and logistics and was a senior staff member of the Senate Armed Services Committee.