Jamie Dimon became Chairman of the Board on December 31, 2006, and has been Chief Executive Officer and President since December 31, 2005. He had been President and Chief Operating Officer since JPMorgan Chase's merger with Bank One Corporation in July 2004. At Bank One he had been Chairman and Chief Executive Officer since March 2000. Prior to joining Bank One, Mr. Dimon had extensive experience at Citigroup Inc., the Travelers Group, Commercial Credit Company and American Express Company. Mr. Dimon graduated from Tufts University in 1978 and received an MBA from Harvard Business School in 1982. He is a director of The College Fund/UNCF and serves on the Board of Directors of The Federal Reserve Bank of New York, The National Center on Addiction and Substance Abuse, Harvard Business School and Catalyst. He is also on the Board of Trustees of New York University School of Medicine. Mr. Dimon does not serve on the board of any publicly traded company other than JPMorgan Chase.