Bernard D. Kosowsky, MD. of Brookline, MA, suddenly on Thursday, November 19, 2015. For 55 years the devoted husband of Joyce (Steg). Beloved father of Dr. Jeffrey (Miriam) Kosowsky, Dr. Joshua (Devorah) Kosowsky, Drs. Jennifer (Dror) Michaelson and Daniel (Karen) Kosowsky. Adored grandfather of 13. Dear brother of Susan (Jacques) Gorlin. Services at Levine Chapels, 470 Harvard Street, Brookline on THURSDAY, November 19 at 8pm. Shiva at the late residence Saturday evening through Thursday morning. Remembrances may be made to Striar Hebrew Academy, 100 Ames St., Sharon 02067; Maimonides School, Development Office, 34 Philbrick Rd., Brookline 02445; or Westchester Day School, 856 Orienta Ave., Mamaroneck, NY 10543.