Walker Department of Economics who specializes in industrial organization with a particular focus on energy markets and healthcare markets. His extensive research on gasoline markets has investigated issues related to gas station competition and pricing, price dynamics, consumer search, and consumers’ response to price fluctuations. His recent research on hospital markets examines the competitive effects of hospital mergers, the importance of system membership in hospitals’ negotiations with managed care organizations, and the impact of competition on hospital quality. Prof. Lewis joined the Clemson faculty in 2013 and also serves as an associate editor for the International Journal of Industrial Organization. He previously served on the faculty at the Ohio State University.