Hal R. Varian is the Class of 1944 Professor at the School of Information Management and Systems, the Haas School of Business, and the Department of Economics at the University of California, Berkeley.
He received his S.B. degree from MIT in 1969 and his MA (mathematics) and Ph.D. (economics) from UC Berkeley in 1973. He has taught at MIT, Stanford, Oxford, Michigan and other universities around the world.
Hal has published numerous papers in economic theory, industrial organization, financial economics, econometrics and information economics. He is the author of two major economics textbooks which have been translated into 22 languages. His current research has been concerned with the economics of information technology and the information economy. He is the co-author of a bestselling book on business strategy, Information Rules: A Strategic Guide to the Network Economy and writes a monthly column for the The New York Times.