Dr. Michelle Dipp Joins General Atlantic as Managing Director NEW YORK, N.Y., October 10, 2017-- General Atlantic, a leading global growth equity firm, announced today that Michelle Dipp, M.D., Ph.D., Co-Founder and former General Partner of Longwood Fund, has joined General Atlantic as a Managing Director in the firm’s New York office. Dr. Dipp will be a senior member of the firm’s Global Healthcare team and will focus on biopharma and life sciences investments.