MyoKardia, Inc. announced the appointment of David Meeker, M.D., to the company’s board of directors. Dr. Meeker is executive vice president and head of Sanofi Genzyme. As executive vice president of Sanofi, he served as a member of the executive committee. Dr. Meeker joined Genzyme in 1994 and held positions of increasing responsibility including vice president, medical affairs, chief operating officer and ultimately president and chief executive officer.