About the Journal

Editorial Board


Travis Sanchez, DVM, MPH

Emory University Rollins School of Public Health, USA

Research Focus

Travis Sanchez's research interests include: disease surveillance evaluation, HIV/AIDS prevention, infectious disease, public health practice and sexual health/behavior


Dr. Sanchez received a Doctorate of Veterinary Medicine from the University of Georgia in 1994. After a veterinary internship at North Carolina State University, Dr. Sanchez practiced as an emergency veterinarian in the Metro Atlanta area until he returned to the Rollins School of Public Health at Emory University and received his Master of Public Health degree in International Health and Epidemiology in 2000. Dr. Sanchez began his public health career working for the Georgia Division of Public Health in the notifiable diseases epidemiology section and coordinated the state’s district epidemiologist program. He came to CDC in 2001 and worked for the Surveillance Branch in the Division of HIV/AIDS Prevention and later for the newly created Behavioral and Clinical Surveillance Branch (BCSB) as a project officer for the National HIV Behavioral Surveillance System. In 2005, he became BCSB’s Associate Chief for Science and served for extended periods as an Acting Team Leader and the Acting Branch Chief for BCSB. Dr. Sanchez participated in CDC’s IETA program in Vietnam in 2005 and worked closely with CDC’s Associate Director for Science in 2007 during a training detail. From 2008-2009 he was the Chief of the Epidemiology and Strategic Information Branch of the CDC-South Africa Office. From 2009-2011, Dr. Sanchez served as the Associate Chief for Science in the HIV Epidemiology Branch at CDC. In 2011 he took an associate professor appointment with the Rollins School of Public Health in the Department of Epidemiology.

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Stefan Baral, MD FRCPC CCFP

Associate Professor, Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, USA

Research Focus

Stefan Baral's focus includes assessing the coverage of HIV prevention, treatment, and care services for key populations; metrics to track progress on stigma and data utilization assessment and optimization, and implementation of research methods to optimize the effectiveness of HIV prevention, treatment, and care programs.


Stefan Baral is an Associate Professor and the director of the Key Populations Program (KPP) in the Department of Epidemiology at the Johns Hopkins School of Public Health. He focuses on using the scientific tools of public health to address the health and rights of marginalized populations in the HIV response. Dr. Baral completed his certification as a Fellow of the Royal College of Physicians and Surgeons of Canada focused on Community Medicine, with advanced training in infectious diseases and public health practice.

Heather Bradley, PhD

Assistant Professor of Epidemiology & Biostatistics, School of Public Health, Georgia State University, Atlanta, USA

Research Focus

Heather Bradley is an epidemiologist whose main research interests include HIV prevention and treatment outcomes, surveillance methodology, and the intersection of infectious diseases with the US opioid epidemic.


Prior to joining the faculty at Georgia State, Dr. Bradley worked for the Centers for Disease Control and Prevention in various divisions, including the Division of HIV/AIDS Prevention and the Division of STD Prevention. From 2016-2018, she was the Associate Chief for Science for the CDC’s Division of HIV/AIDS Prevention, where she oversaw the training and research of more than 50 epidemiologists in the Behavioral and Clinical Surveillance Branch. She received her PhD from the Johns Hopkins Bloomberg School of Public Health in 2009.

Dr. Bradley also worked as a senior research associate for the Bill and Melinda Gates Institute for Population and Reproductive Health from 2005 to 2010. During that time, she managed a multi-site research study evaluating the integration of family planning and voluntary HIV counseling and testing services in Ethiopia.

John Brownstein, PhD

Harvard Medical School, USA

Computational Epidemiology Group at the Children’s Hospital Informatics Program in Boston, USA


John Brownstein was trained as an epidemiologist at Yale University. Overall, his research agenda aims to have translation impact on the surveillance, control and prevention of disease. He has been at the forefront of the development and application of public health surveillance including HealthMap.org, an internet-based global infectious disease intelligence system. The system is in use by over a million people a year including the CDC, WHO, DHS, DOD, HHS, and EU, and has been recognized by the National Library of Congress and the Smithsonian. Dr. Brownstein has advised the World Health Organization, Institute of Medicine, the US Department of Health and Human Services, and the White House on real-time public health surveillance.

Ziad El-Khatib, PhD

Associate Professor, Global Health, Karolinska Institute, Sweden

Epidemiologist, Austrian Agency for Health and Food Safety, Austria

Research Focus

Dr. El-Khatib focuses on epidemiology, implementation science, interventions evaluation, infectious diseases, immunization, NCDs and research capacity building.


Dr. El-Khatib received his PhD in epidemiology and global health at the Karolinska Institute (in collaboration with Stanford University and the National Institute for Communicable Diseases in Johannesburg). He has worked and served in several countries in sub-Saharan Africa and the Middle East as an epidemiologist. He did his postdoc in cancer epidemiology at McGill University, which included establishing a clinical trial to look at additional benefits for HPV vaccines. Currently, Dr. El-Khatib is an epidemiologist at the Austrian Agency for Health and Food Safety and he is an associate professor in global health at the Karolinska Institute.

Mircea Focsa, MD, PhD

Associate Professor, University of Medicine and Pharmacy of Timisoara, Romania


Mircea Focsa is a medical doctor and specialist in public health and healthcare management. His great attraction to the IT domain lead his research to fields like database and knowledge management, bio-signals and image processing, biostatistics, and medical ontology. He earned hi PhD in medical informatics and was involved as member or team leader in several European and national research projects related to EHR systems (QREC, EHR-QTN, epSOS). He is currently an associate professor in the Department of Medical Informatics at the University of Medicine and Pharmacy of Timisoara and recently became an Expert Evaluator of the European Commission for eHealth Projects.

Yousef Saleh Khader, BDS, MSc, MSPH, MHPE, FFPH, ScD

Faculty Member, Department of Public Health, Community Medicine, Jordan University of Science and Technology, Jordan

Research Focus

Yousef Khader's research focuses on non-communicable diseases, maternal and child health, and the epidemiology of dental diseases. Dr. Khader is currently contributing to understanding of the epidemiology of many diseases and health-related problems in Jordan. His research has identified the prevalence and incidence rates, risk factors, trends, complications and causes of and burden from many health conditions and diseases, mainly non-communicable diseases including diabetes, hypertension, dyslipidemia, obesity, metabolic syndrome, cardiovascular diseases, and other cardiovascular disease risk factors.


Yousef Khader has master's degrees in Public Health (Tulane University), Epidemiology (JUST), and Medical Education (Maastricht University) and a doctoral degree in Biostatistics from Tulane University. He is a fellow of Faculty of Public Health of the Royal Colleges of physicians of the United Kingdom through distinction. He has conducted many studies of different designs including meta-analyses and systematic reviews in different health-related disciplines. He applies advanced and complex statistical methods to analyze data including multilevel analysis, longitudinal data analysis, and factor and principal component analysis.

Amy Lansky, PhD, MPH

Centers for Disease Control and Prevention, Office of the Associate Director for Policy and Strategy, USA

Research Focus

Amy Lansky’s research focus includes HIV prevention, design and implementation of surveillance for HIV, reproductive health, and substance use outcomes. She has published on issues such as HIV risk among people who inject drugs, sampling methods for reaching high-risk populations, uptake of HIV prevention guidelines, and HIV testing behaviors.


Amy Lansky serves as the Senior Advisor for Strategy in CDC’s Office of the Associate Director for Policy and Strategy. In this role, she provides consultation and technical assistance to CDC programs in developing new initiatives and strategies. Prior to this role, she served in the Obama Administration as Director of the White House Office of National AIDS Policy and as Senior Policy Advisor in the Office of National Drug Control Policy. Dr. Lansky served as Deputy Director for Surveillance, Epidemiology, and Laboratory Science in the Division of HIV/AIDS Prevention at CDC for more than six years.

Ali Mokdad, PhD, BS

Institute for Health Metrics and Evaluation (IHME), USA

Research Focus

Ali Mokdad's research interests include survey methodology, health surveys, surveillance, chronic diseases, and emergency and response.


Dr. Ali Mokdad leads the survey and surveillance activities at the Institute for Health Metrics and Evaluation (IHME). Prior to joining IHME, Dr. Mokdad worked at the CDC, starting his career there in 1990. He served in numerous positions with the International Health Program; the Division of Nutrition and Physical Activity; the National Immunization Program; and the National Center for Chronic Diseases Prevention and Promotion, where he was Chief of the Behavioral Surveillance Branch.

Patrick Sullivan, PhD/DVM

Emory University/Rollins School of Public Health, USA

Research Focus

Patrick Sullivan is currently the PI of NIH-supported research grants to explain black/white disparities in HIV among MSM, to develop improved methods for online HIV prevention studies, and to pilot a couples-focused HIV prevention intervention for MSM. He also serves as Co-Director of the Emory CFAR's Prevention Sciences Core.


Dr. Sullivan has 17 years of experience in HIV epidemiology, prevention, and behavioral surveillance in the United States and in international settings. He worked in the Centers for Disease Control and Prevention for 12 years, including service as a Branch Chief and Acting Deputy Division Director in the Division of HIV AIDS Prevention. He also has experience in design and oversight of biomedical prevention trials, having served as the Associate Director of Scientific Support for the NIH-funded HIV Vaccine Trials Network, where he was responsible for overseeing the development of HIV vaccine trial sites in developing countries, including African countries.