Purdue alumnus Dr. Sean Barnett (PhD from MIT, JD from Georgetown) is a Senior Engineer with the RAND Corporation, where he works mostly on US Army operations, force structure assessments and wargaming.  Over the course of his 30-year career he has worked in the fields of defense posture and basing, strategic materials requirements, nuclear defense, and combat modeling. Between stints supporting the Department of Defense, he practiced law for the nuclear power industry.  He obtained his BS in nuclear engineering from Purdue in 1985.