Christopher H. Hanks is a Senior Mathematician at the RAND Corporation in Santa Monica, California. He completed his Ph.D. in algebraic topology at Northwestern University in 1975 and taught college mathematics for three years before taking up a career in defense analysis. Since joining RAND in 1993, Dr. Hanks's research has focused on logistics and acquisition issues, with particular emphasis on financial and business management methods used within the US Department of Defense (DoD). Prior to joining RAND, Dr. Hanks spent 13 years at the Logistics Management Institute (LMI), where he helped develop "resources-to-readiness" logistics models for the US Air Force and the Defense Logistics Agency. He is currently leading a RAND study on the future of the auditing profession. He can be reached at hanks@rand.org.