William David Cohan is an American business writer. He was an investigative reporter for the Raleigh Times. He then worked on Wall Street for seventeen years as a mergers and acquisitions banker. He spent six years at Lazard Frères in New York, then Merrill Lynch & Co., and later became a managing director at JP Morgan Chase. He also worked for two years at GE Capital. Cohan is a graduate of Duke University, Columbia University School of Journalism, and Columbia University Graduate School of Business.
