Skip directly to search Skip directly to A to Z list Skip directly to navigation Skip directly to page options Skip directly to site content


The NCHHSTP News Media Team can help you find the best expert or spokesperson to answer your questions. Please contact us at (404) 639-8895 or, or fill out our media inquiry form for interview requests.

NCHHSTP Director - Jonathan Mermin, MD, MPH

Jonathan Mermin, MD, MPH

Director, National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention

Jonathan Mermin, MD, MPH, is the Director of the National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention (NCHHSTP).

Prior to his appointment, Dr. Mermin served as Director of the Division of HIV/AIDS Prevention, NCHHSTP from 2009-2013. Under his leadership, the Division spearheaded a new approach to HIV prevention, called High Impact Prevention, that aligned funding with epidemiology and ensured program and research activities had the greatest effect on reducing incidence and improving health equity.

A Captain in the U.S. Public Health Service Commissioned Corps, Dr. Mermin served as Director of CDC-Kenya and HHS Public Health Attaché for the U.S. Embassy from 2006-2009, where he oversaw CDC’s largest country office, implementing programs and research involving a broad range of infectious diseases, including HIV, malaria, tuberculosis, and emerging infections. From 1999-2006, he was Director of CDC-Uganda where he oversaw CDC’s HIV prevention and care programs, including implementation of the first antiretroviral treatment program funded by CDC outside of the United States, and the development of a basic care package that was incorporated into PEPFAR and World Health Organization guidelines.

Dr. Mermin began his career at CDC in 1995 as an EIS officer with the Foodborne and Diarrheal Diseases Branch. He completed an internal medicine residency at San Francisco General Hospital and a preventive medicine residency at CDC and the California Department of Health Services. He is a graduate of Harvard College and Stanford University School of Medicine, and received his MPH from Emory University. He has co-authored more than 150 scientific articles. He currently serves as an Adjunct Professor at Emory University School of Public Health.

STD Expert - Gail Bolan, MD

Gail Bolan, MD

Director, Division of STD Prevention

Dr. Gail Bolan was appointed Director of CDC's Division of Sexually Transmitted Disease Prevention (DSTDP) at the National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention in December 2010.

She began her public health career in 1982 as an Epidemic Intelligence Service (EIS) officer in the Respiratory and Special Pathogens Branch at CDC. She gained international experience with a three month meningitis surveillance project in Burkina Faso, Africa. Following EIS, she completed an infectious disease fellowship that included bench research on the characterization of a Neisseria gonorrhoeae iron-regulating protein that was thought to be a potential vaccine antigen candidate.

In 1987, she began a life-time career in the field of STD prevention and control as Director of the STD Prevention and Control Program at the San Francisco Department of Public Health jointly with an academic appointment in the Department of Medicine at University of California San Francisco Medical School. In 1997, she became the Chief of the STD Control Branch at the California Department of Public Health as well as the Director of the California STD/HIV Prevention Training Center. In these positions, she consistently demonstrated a strong and enthusiastic commitment to the field of STD prevention.

In 2010, Dr. Bolan received the CDC Jack Spencer Award, which honors an individual for a career of exceptional contributions to excellence in STD prevention characterized by outstanding commitment to science-based programs, continuous innovation, and profound commitment to helping people.

Dr. Bolan earned her medical degree from the Dartmouth Medical School in Hanover, New Hampshire. She completed her training in internal medicine at the University of Virginia, Charlottesville, and subspecialty training in infectious diseases at the Tufts New England Medical Center in Boston and the Stanford Medical Center.

TB Expert - Philip LoBue, MD, FACP, FCCP

Philip LoBue, MD, FACP, FCCP

Director, Division of Tuberculosis Elimination

Dr. Philip LoBue is the Director of the Division of Tuberculosis Elimination in CDC’s National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention

Dr. LoBue received his undergraduate and medical degrees from the University of Pennsylvania. He received postgraduate training in Internal Medicine and Pulmonary and Critical Care Medicine at the University of California San Diego Medical Center where he was subsequently a Clinical Instructor and Assistant Clinical Professor of Medicine from 1995 to 1999. In 1999, Dr. LoBue joined DTBE as a medical epidemiologist assigned to the Tuberculosis Control Program in San Diego County, CA. In 2004, he moved to CDC headquarters in Atlanta, GA, to become Chief of the Medical Consultation Team of DTBE. In 2006, Dr. LoBue was appointed to his current position as Associate Director for Science, DTBE. His primary duties include oversight of all scientific activities of DTBE, including two national and international research consortia conducting clinical trials and epidemiologic studies.

Dr. LoBue is a fellow in the American College of Physicians and American College of Chest Physicians. He is also a member of the American Thoracic Society (ATS), in which he has served on the Ethics and Conflict of Interest Committee and the Program (chair 2008-2009), Planning, and Executive Committees of the Microbiology, Tuberculosis, and Pulmonary Infections Assembly. Dr. LoBue has authored or co-authored more the 60 publications including peer-reviewed journal articles, book chapters, and Morbidity and Mortality Weekly Report articles. He has chaired or served on more than 10 guidelines and recommendations committees and panels for multiple organizations including CDC, ATS, the US Federal Tuberculosis Task Force, and the World Health Organization. His scholarly interests include tuberculosis diagnosis, treatment, and transmission dynamics, evidence-based guideline development, and human subjects research ethics.

HIV/AIDS Expert - Eugene McCray, MD

Eugene McCray, MD

Director, Division of HIV/AIDS Prevention

Eugene McCray, MD, is the Director of the Division of HIV/AIDS Prevention (DHAP) in CDC’s National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention.

Prior to his appointment as Director of DHAP, Dr. McCray was Chief of the International Research and Programs Branch in CDC’s Division of Tuberculosis Elimination. He also served as Acting Deputy Director in the Coordinating Office for Global Health at CDC from 2004 to 2007 and was the Director of CDC’s Global AIDS Program from 2000 to 2004. He is a medical epidemiologist and began his career at the CDC in 1983 as an Epidemic Intelligence Service Officer. He has since served in various capacities throughout CDC.

Dr. McCray completed his clinical training in internal medicine at North Carolina Memorial Hospital, University of North Carolina-Chapel Hill in 1983 and an Infectious Diseases Fellowship in 1992 at University of Washington Medical Center, Seattle, Washington. He earned his Medical Degree from the Bowman Gray School of Medicine at Wake Forest University and his Bachelor of Science degree in biology from Morehouse College.

He has published numerous scholarly articles and has received many awards for his scientific and public health contributions, including the US Public Health Service’s Distinguished Service Medal and CDC’s William C. Watson Medal of Excellence award. He is recognized as a world expert in tuberculosis and HIV/AIDS and has dedicated most of his career to improving the health of underserved communities in the United States and globally.

Viral Hepatitis Expert - John Ward, MD

John Ward, MD

Director, Division of Viral Hepatitis

Dr. John Ward is Director of the Division of Viral Hepatitis in CDC’s National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention./p>

Dr. Ward is responsible for planning and directing national and international research, surveillance and public health programs related to viral hepatitis prevention and control.

In addition to his work in viral hepatitis, Dr. Ward’s experience includes 14 years in the field of HIV/AIDS conducting early studies of AIDS transmission, natural history and diagnosis, evaluating prevention measures to protect the blood supply and directing national HIV/AIDS surveillance. Ward has also served as Editor of the Morbidity and Mortality Weekly Report (MMWR), CDC’s primary health publication. As Editor, Ward created the Epidemic Information Exchange (Epi-X),a secure, moderated system for public health officials to report and discuss disease outbreaks and other health events.

Dr. Ward has authored over 100 scientific publications and recently served as Editor for Silent Victories, a history of public health in the 20th century published in 2007 by Oxford University Press. He received his medical degree from the University of Alabama School of Medicine in Birmingham and completed an internship and residency in internal medicine at the University of Alabama Hospitals with additional postgraduate training at the London School of Tropical Medicine and Hygiene, CDC’s Epidemic Intelligence Service and the infectious diseases fellowship program at the University of Washington Medical Center in Seattle. He holds a clinical faculty appointment with the Department of Medicine, Emory University.

Healthy Youth Expert - Stephanie Zaza, MD, MPH, FACPM (CAPT, USPHS)

Stephanie Zaza, MD, MPH, FACPM (CAPT, USPHS)

Director, Division of Adolescent and School Health

Dr. Stephanie Zaza serves as the Director of the Division of Adolescent and School Health (DASH) in CDC’s National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention.

She most recently served as Director of the Epidemiology and Analysis Program Office (EAPO) where she led scientific support services including the MMWR, CDC Vital Signs, Epi Info™, the Guide to Community Preventive Services, and the Public Health Library and Information Center. Prior to her appointment as EAPO Director, Dr. Zaza was the Acting Deputy Director and the Strategy and Innovation Officer in the Office of Public Health Preparedness and Response. She also served as Director of Steps to a Healthier U.S. at CDC's National Center for Chronic Disease Prevention and Health Promotion and as Chief of the Community Guide Branch at the former Epidemiology Program Office, which synthesized scientific literature and made recommendations about community-based interventions, including many that are applicable to adolescent populations and school settings.

Dr. Zaza served in multiple leadership roles during pandemic exercises from 2007–2009 and during the 2009 H1N1 and 2013 H7N9 pandemic responses. She is board certified in general preventive medicine and public health, is a Fellow of the American College of Preventive Medicine and was stationed during her preventive medicine residency at the Hawaii State Department of Health. She joined CDC as an Epidemic Intelligence Service Officer in the Hospital Infections Program in 1991. She received her MPH at Johns Hopkins University and a joint BS/MD degree from Youngstown State University and Northeast Ohio Medical University. In addition, she is a captain in the U.S. Public Health Service and a recipient of numerous Public Health Service and other academic awards.