Dr. Karen Hacker, MD, MPH, is the Director of CDC’s National Center for Chronic Disease Prevention and Health Promotion (NCCDPHP). Dr. Hacker leads an executive team that sets the strategic direction for the center’s portfolio, which focuses on surveillance and epidemiology to move data into action, policy and environmental improvements to support health, healthcare system collaboration to strengthen delivery of preventive services, and links between community and clinical services to improve self-management of chronic conditions and enhance quality of life. Dr. Hacker served as Director of the Allegheny County Health Department in Pennsylvania, where she was responsible for 1.2 million residents. Under her leadership, the Department achieved national public health accreditation in 2017. Dr. Hacker also launched the Live Well Allegheny initiative, aimed at reducing cigarette smoking, obesity, and physical inactivity. Previously, she was the Senior Medical Director for Public and Community Health at the Cambridge Health Alliance in Massachusetts. Dr. Hacker received her BA from Yale University, her MD from Northwestern University School of Medicine, and her MPH with Honors from Boston University School of Public Health. She completed her internship and residency training in primary care internal medicine at Boston City Hospital, and an adolescent medicine fellowship at Children’s Hospital in Los Angeles.