Russell Walker Mangum

Russell Walker Mangum, III, Ph.D. is economist in California. He has over 15 years’ experience in economic research and analysis. He has served as a consulting and testifying expert in the private sector and for local, state, and federal governments. His practice focuses on economic analysis and expert testimony in a wide range of matters involving intellectual property, antitrust, class certification, and damage quantification. His work as an expert includes estimation of lost profits and reasonable royalty in patent, infringement matters, analysis of relevant markets and lost profits in antitrust cases, and valuation of intellectual property. He completed his B.A. in Economics with honors at the California State University, Fullerton in 1988. Further, he completed his M.A. in Economics at the University of Southern California in 1992. He earned his Ph.D. in Economics at the University of Southern California in 1995. He started his career as an Economist at U.S. Federal Trade Commission, Washington, DC in 1995. From 2002 to 2012, he was Associate Adjunct Professor, USC, Department of Economics, Los Angeles, California. He is Sr. Vice President at the Nathan Associates, Gnarus’ parent company and Associate Professor, Concordia Univ. Irvine, School of Business, Economics. He has also taught courses in economics, statistics, and econometrics at three colleges and universities.