Trevor Fetter is an American businessman, the lead independent director of The Hartford Financial Services Group, and the former president, CEO, and chairman of Tenet Healthcare. He is a senior lecturer in the General Management unit of Harvard Business School (HBS), teaching Leadership and Corporate Accountability in its MBA program; his alma mater, where he is also a founding member of the HBS Healthcare Initiative Advisory Board, and a former member of the Board of Dean's Advisors. He has appeared several times on the “100 Most Influential People in Healthcare" list compiled by Modern Healthcare.