M. Gregory Fields is a graduate student at the University of North Carolina at Charlotte, pursuing degrees in transportation, earth sciences and sociology. A retired US Army officer, he holds a BS degree from the US Military Academy and an MA from Webster University in St. Louis. He has contributed to several transportation studies including a review of the cost-effectiveness of North Carolina's highway projects, county-level road condition trends in North Carolina, a review of South Carolina's traffic modeling systems, Reason magazine's recent nationwide study of congestion, and economic impacts of highway investments.