Our people

Dr. Gregg Sylvester

Vice Chair

Dr. Gregg Sylvester is a preventive medicine expert with a passion for disease prevention and health promotion on a local, statewide, and global basis. He has focused his career on developing sound health policy, implementing innovative public health programs and accelerating vaccine use worldwide. He has held a variety of senior management positions, including Vice President for Medical Affairs for Seqirus, Inc.; Global Medical Lead for Pfizer’s pediatric pneumococcal vaccine; Worldwide Medical Lead for Merck’s HPV vaccine and Cabinet Secretary for Delaware’s Health & Social Services.