Judd has a B.A. from Harvard College and an M.A. and Ph.D. from The University of California, Berkeley.
Judd Kahn is currently COO of Hummingbird Management, LLC, an investment management company. Prior to joining Hummingbird at its inception, he was an historian, the CFO of a privately owned manufacturing company, and a consultant to government and not for profit agencies.
He taught history at Wesleyan University (where he and Bruce Greenwald were colleagues), served as the Connecticut Humanities Council’s Humanist in Residence in the city manager’s office in Hartford, Connecticut, was Associate Director of Career Development at the School of Management, Yale University, and then worked in private industry and consulting.
In addition to Competition Demystified and Value Investing from Graham to Buffett and Beyond, both of which he co-authored with Bruce Greenwald, he wrote Imperial San Francisco: Politics and Planning in an American City (1980), and The Architecture of Understanding: Model Construction in the Classroom, a book-length manuscript on college level pedagogy.
He lives in New York with his wife and has grandchildren in Albany, Rome, and New York City.
Competition Demystified: A Radically Simplified Approach to Business Strategy