Kala Pharmaceuticals, Inc. announced the appointment of Howard B. Rosen as Chairman of the company's board of directors. Mr. Rosen brings more than twenty-five years of experience serving in management and board positions in the biotechnology industry. He currently serves on the board of directors of AcelRx Pharmaceuticals, Inc., ALCOBRA, LTD, ALDEA Pharmaceuticals, Inc., Entrega, Inc., and PaxVax, Inc, where he has served as Chairman since 2011.