Bruce Greenwald

Bruce Corman Norbert Greenwald (born August 15, 1946) is an American economist and professor at Columbia University's Graduate School of Business and an advisor at First Eagle Investment Management. He is, among others, the author of the books ''Value Investing: from Graham to Buffett and Beyond'' and ''Competition Demystified: A Radically Simplified Approach to Business Strategy''. He has been referred to by ''The New York Times'' as "a guru to Wall Street's gurus" and is a recognized authority on value investing, along with additional expertise in productivity and the economics of information. Provided by Wikipedia