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Associate Faculty


HAHanan Aboumatar, MD, MPH

Research Interests: Healthcare professionals' education; Patient safety and health care quality; Patient activation and empowerment; Patient-centered care; Healthcare communications 
Crosscutting Themes and Other Domains: 

Hanan Aboumatar, MD, MPH is an internationally recognized leader in improving patient-centered care. She is core faculty and Executive Committee member at the Armstrong Institute for Patient Safety and Quality and an assistant professor at the Johns Hopkins schools of Medicine and Public Health. Dually trained in family medicine and general preventive medicine, Aboumatar's research focuses on improving patient-centered outcomes via increased patient and family engagement and activation and employment of multilevel strategies to improve patient-centeredness of care delivery

SBShoshana H. Ballew, PhD

Research Interests: Cardiovascular Disease and Hypertension, Kidney Disease, Aging
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle

Shoshana Ballew, PhD received her PhD in Gerontology from the University of Maryland, Baltimore in 2012 and over the past 10 years, has been involved in the administrative and analytic aspects of multiple research studies, ranging from sleep research to kidney disease to the health and well-being of older adults and caregivers. She is a Assistant Scientist in the Department of Epidemiology, the Assistant Project Director for the Chronic Kidney Disease Prognosis Consortium, and the Assistant Program Director for the Cardiovascular Disease Epidemiology Training grant program.

TBRomsai Tony Boonyasai, MD, MPH

Research Interests: Cardiovascular Disease and Hypertension, chronic illness
Crosscutting Themes and Other Domains: Community Based Participatory Research, Health Disparities and Social Determinants of Health, Hospitals and Health Systems; Implementation Science

Romsai Tony Boonyasai, MD, MPH is an internist, health services researcher and implementation scientist. He develops health system strategies for treating chronic disease at the intersection of communities, primary care and hospitals.

TBRTammy Brady, MD, PhD

Research Interests: Pediatric Hypertension, Cardiovascular Disease, Chronic Kidney Disease in children, and Obesity
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle

Tammy Brady, MD, PhD is a pediatric nephrologist, an Associate Professor of Pediatrics and the Medical Director of the Harriet Lane Kidney Center Pediatric Hypertension Program. Her clinical and research interests focus on pediatric hypertension and cardiovascular disease, with a particular emphasis on the role of obesity and lifestyle on end-organ damage in children. Brady is an investigator in several NIH-funded longitudinal cohort studies and clinical trials, as well as an AHRQ-funded study aiming to reduce missed elevated blood pressure, among other potential diagnostic errors, in pediatrics (Project RedDE).

JCHJeanne Charleston, PhD

Research Interests: Cardiovascular Disease and Hypertension, Diabetes Mellitus and Obesity, Kidney Disease, Health Disparties
Crosscutting Themes and Other Domains: Community Based Participatory Research, Health Behaviors and Lifestyle, Health Disparities and Social Determinants of Health

Jeanne Charleston, PhD has played a key role in the conduct of several landmark trials. Her expertise has been recognized nationally and internationally as she has served as a consultant to the NIH to assist in enhancing the recruitment of minority and other participants to trials. Charleston also started a 501c3 non-profit, Health Freedom, Inc. which offers an inspirational program that brings the community together to raise awareness of the importance of physical activity in the prevention and treatment of cardiovascular disease and cancer. She has offered CVD risk reduction to the community – organizing and running community interventions in minority / underserved communities, developing care guidelines and interacting with the spectrum of health care workers – physicians, nurses and community health advocates.

TCTeresa K. Chen, MD, MHS

Research Interests: Kidney Disease, Cardiovascular Disease and Hypertension.
Crosscutting Themes and Other Domains: Health Disparities and Social Determinants of Health, Metabolomics and Genetics.

Teresa Chen, MD, MHS is a practicing nephrologist and clinical researcher. Her research interests include the epidemiology of chronic kidney disease, its related complications, and the role of genetic risk factors.

JCOJanelle W. Coughlin, PhD

Research Interests: Diabetes Mellitus and Obesity, Mental Illness and Substance Abuse, eating disorders
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle, Women's Health

Janelle Coughlin, PhD is a licensed psychologist, Assistant Professor of Psychiatry and Behavioral Sciences, Director of Obesity Behavioral Medicine, Associate Director of the Center for Behavior and Health, and Associate Faculty for the Welch Center for Prevention, Epidemiology and Clinical Research at Johns Hopkins. Coughlin has been an investigator for a number of NIH-funded obesity trials, and her work in obesity includes development and oversight of in-person, telephonic, and internet-based behavioral lifestyle interventions, behavioral management of bariatric surgery patients, and treatment of eating disorders, particularly binge eating disorder

ADArlene Taylor Dalcin, RD, MS

Research Interests: Cancer, Cardiovascular Disease and Hypertension, Diabetes Mellitus and Obesity, Mental Illness and Substance Abuse
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle, Health Disparities and Social Determinants of Health, Motivational Interviewing

As a research nutritionist, Arlene Dalcin, RD, MS is extremely interested in tailoring and testing practical, patient-oriented strategies to assist a variety of population groups in their efforts to accomplish dietary change and prevent and treat obesity. She is passionate about training health practitioners in Motivational Interviewing as a preferred method of health education and communication

JDJennifer A. Deal, MHS, PhD

Research Interests: Cardiovascular Disease and Hypertension, Diabetes Mellitus and Obesity, Hearing Dysfunction, Cognitive decline and dementia; Aging
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle, Health Disparities and Social Determinants of Health

Jennifer Deal, MHS, PhD is an Assistant Scientist in the Departments of Epidemiology and Otolaryngology-Head and Neck Surgery, Johns Hopkins University, and Director of Graduate Studies for the Department of Epidemiology. Trained in the epidemiology of aging, Deal studies how hearing impairment and vascular factors and markers influence cognitive function in order to inform strategies for the prevention of cognitive decline and dementia in older adults.

JDOJennifer Dodson, MD

Research Interests: Kidney Disease
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle

Jennifer Dodson, MD has focused on long-term outcomes of children with congenital urological disorders examining clinical outcome measures and patient reported outcomes. She is currently working with the CKiD study to examine the effect of abnormal bladder function, bladder catheterization, and incontinence on quality of life, health care utilization, and kidney function decline in the CKiD cohort.

PEPatti L. Ephraim, MPH

Research Interests: Cardiovascular Disease and Hypertension, Diabetes Mellitus and Obesity, Kidney Disease
Crosscutting Themes and Other Domains: Community Based Participatory Research, Health Behaviors and Lifestyle, Health Disparities and Social Determinants of Health, Health Services Rewsearch and Patient Provider Communication, Epidemiology

Patti Ephraim, MPH has 20 years of experience in the development and execution of multi-site randomized clinical trials. Her research has focused on behavioral interventions aimed at improving the health of patients with chronic disease and disability, with particular emphasis on increasing knowledge and self-efficacy, reducing barriers, and improving shared-decision making.

JFJeffery Fadrowski, MD

Research Interests: Kidney Disease in Children
Crosscutting Themes and Other Domains: Environmental Health, Chronic Kidney Disease, Acute Kidney Injury

Jeffery Fadrowski, MD a specialist in pediatric nephrology and epidemiology, has focused his research on preventing injury to the kidney. His interests include the study of the impact of environmental toxicants on chronic kidney disease (CKD) and its progression in children, supported by the NIH and a Young Investigator Award from the National Kidney Foundation. Fadrowski is currently leading an effort in the Johns Hopkins Children’s Center known as NINJA (Nephrotoxic Injury Negated by Just-in-time Action), which aims to decrease the occurrence of acute kidney injury in hospitalized children exposed to medicines that are potentially harmful to the kidney. His research interests also include the study of end-stage kidney disease, CKD, and vaccines in kidney disease. He co-directs the annual “Epidemiology of Kidney Disease” class at the Bloomberg SPH with Dr. Appel.

JGJoseph Gallo, MD

Research Interests: Primary health care and community settings, mixed methods in health services research, comorbidity of mental and physical health
Crosscutting Themes and Other Domains: 

Joseph Gallo, MD the Director for the Precursors Study and Professor at the Johns Hopkins Bloomberg School of Public Health, has a major focus on the form and course of depression among older adults. He has secondary interest in treatment in primary care settings including comordibity and mixed methods in health services research. In addition to his research, he also leads three courses:  (1) “The Intersection of Physical and Mental Health” offered in the fourth term, where students hear from experts working in various aspects of the intersection such as heart disease and depression, autism and the microbiome, and diabetes and stress; (2) A two-day course on mixed methods as part of the summer institute offered at the School; (3) A seminar on mixed methods.

AGAllan Gelber, MD, MPH, PhD

Research Interests: Arthritis,Gout,Rheumatology
Crosscutting Themes and Other Domains: Community Based Participatory Research, Health Disparities and Social Determinants of Health, Health Services Rewsearch and Patient Provider Communication

Allan Gelber, MD, MPH, PhD is Professor of Medicine and Deputy Director for Education and Faculty Development in the Division of Rheumatology. His investigative interests focus on clinical epidemiology applied across the spectrum of rheumatic disorders.

JGRJohn Groopman, PhD

Research Interests: Cancer
Crosscutting Themes and Other Domains: Environmental Health, Health Disparities and Social Determinants of Health

John Groopman, PhD has research interests in the development and application of molecular biomarkers of exposure, dose and effect from environmental carcinogens, especially agents that are naturally occurring in the diet. A major emphasis of the research has been in the elucidation of the role of aflatoxins, a common contaminate of the food supply, in the induction of liver disease and cancer in high-risk populations living in Asia, Central America and Africa.

AGRAlden L. Gross, PhD

Research Interests: Mental Illness and Substance Abuse
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle

Alden Gross, PhD is a psychiatric epidemiologist with a substantive research interests in cognitive aging and mental health. He has a strong methodological background, with an interest in statistical methods relevant to mental health and experience with primary data collection, secondary data analysis, and tools for psychometric measurement. His substantive areas of research revolve around cognition and everyday function among older adults, and the application of latent variable modeling techniques in gerontology. Gross has published substantive and methodological research in cognitive aging using experimental psychological, neuropsychological, psychometric, and epidemiological perspectives. His career goals are to: (1) practice and disseminate epidemiologic and statistical methods that advance gerontology research and; (2) translate epidemiological findings into meaningful public health applications.

MHMarc K. Halushka, MD, PhD

Research Interests: Cardiovascular Disease and Hypertension
Crosscutting Themes and Other Domains: Metabolomics and Genetics

Mark Halushka, MD, PhD is a cardiovascular pathologist who has interests in all manner of cardiovascular disease.

BJBernard G. Jaar, MD

Research Interests: Cardiovascular Disease and Hypertension, Kidney Disease
Crosscutting Themes and Other Domains: Environmental Health, Health Services Rewsearch and Patient Provider Communication

Bernard Jaar, MD is a nephrologist with extensive training in clinical epidemiology. His research interests include screening for CKD, outcome studies in ESRD, peripheral arterial disease in the CKD population.

VKRita Rastogi Kalyani, MD, MHS

Research Interests: Diabetes Mellitus and Obesity
Crosscutting Themes and Other Domains: Women's Health

Rita Rastogi Kalyani, MD, MHS focuses her research on diabetes and aging, specifically accelerated muscle loss, disability and frailty in persons with diabetes. She is also interested in sex differences in diabetes-related complications and physical functioning in other endocrine diseases.

CLClare Jung Eun Lee, MD

Research Interests: Type 2 Diabetes and Obesity, Metabolic Changes in Bariatric Surgery
Crosscutting Themes and Other Domains: 

Clare Lee, MD is an assistant professor of medicine at the Johns Hopkins University School of Medicine. Her area of clinical expertise is endocrinology with a clinical focus on type 2 diabetes, hypoglycemia, obesity and bariatric surgery related endocrine disorders. Lee is an author of point-of-care guides for other doctors, including guides related to gastroparesis, bariatric surgery, and celiac disease and type 1 diabetes.

FLFrank R. Lin, MD, PhD

Research Interests: Hearing Dysfunction, Cognitive aging and dementia
Crosscutting Themes and Other Domains: Community Based Participatory Research, Health Disparities and Social Determinants of Health

Frank Lin, MD, PhD is an Associate Professor of Otolaryngology, Geriatrics, Mental Health, and Epidemiology at Johns Hopkins. His clinical practice is dedicated to the medical and surgical management of otologic conditions, and his research is focused on studying questions at the interface of hearing loss, gerontology, and public health.

SMSeth Shay Martin, MD, MHS

Research Interests: Cardiovascular Disease and Hypertension
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle, Health Services Research and Patient Provider Communication

Seth Shay Martin, MD, MHS has a longstanding interest in preventive cardiology, in particular cardiovascular risk assessment, lipidology, and mobile health technology.

MMMara McAdams-DeMarco, MS, PhD

Research Interests: Kidney Disease
Crosscutting Themes and Other Domains: Frailty, Gout, End Stage Renal Disease, Pharmacoepidemiology

Mara McAdams-DeMarco, MS, PhD has research that
focuses on the epidemiology of aging with a specific interest patients with end stage renal disease and arthritis. In particular, she is interested in better understanding how frailty can improve risk prediction in kidney transplant recipients and patients undergoing hemodialysis as well as physical function in older adults with treated and untreated gout. Finally, she is initiating a project to better understand the intersection of frailty and medication use in older adults. One of her career objectives is to apply novel methods and novel risk factors to the study of older adults with ESRD and arthritis.

BMEmma Beth McGinty, PhD

Research Interests: Mental Illness, Substance Use, Violence, Disability Policy, Social Policy
Crosscutting Themes and Other Domains: 

At the Johns Hopkins Bloomberg School of Public Health, Beth McGinty, PhD is a core faculty member in the Institute for Health and Social Policy, Center for Gun Policy and Research, and the Center for Mental Health and Addiction Policy Research, where she serves as Deputy Director. Her research focuses on how health and social policies affect mental health and substance use. McGinty is interested in integration of behavioral, somatic and social services for people with mental illness and substance use disorders. She also studies policy issues at the juncture of behavioral health and criminal justice policy. McGinty's research examines implementation and outcomes of Affordable Care Act and other policy initiatives designed to integrate the financing and delivery of services for vulnerable populations, for example Maryland’s Medicaid Health Home program for persons for persons with serious mental illness; state-level efforts to enroll justice-involvement populations in Medicaid; how policies to prevent people with serious mental illness from having guns affect stigma, mental health treatment seeking, and gun violence; how health and criminal justice policies can reduce non-medical use of prescription pain medications; and how illegal drug markets affect community violence.

EMErin D. Michos, MD, MHS, FAHA, FACC

Research Interests: Cardiovascular Disease and Hypertension
Crosscutting Themes and Other Domains: Women's Health

Erin Michos, MD, MHS, FAHA, FACC is an Associate Professor of Medicine (Cardiology) and Epidemiology. She is the Associate Director of Preventive Cardiology at Johns Hopkins and an Associate Faculty of the Welch Center. Her interests are in preventive cardiology, women and heart disease, lipids, physical activity, and vitamin D.

CMChristine Mitchell, ScM

Research Interests: Hearing Dysfunction, Falls
Crosscutting Themes and Other Domains: 

Christine Mitchell, ScM has over a decade of experience working with clinical research studies, with a focus on project management, data coordination, and data analysis. She is the Project Manager of the Childhood Development after Cochlear Implantation (CDaCI) Study and the Study To Understand fall Reduction and vitamin D in You (STURDY).

SJP

Scott Pilla, MD, MHS

Research Interests: 
Crosscutting Themes and Other Domains: 

Scott Pilla, MD, MHS is an Assistant Professor at the Johns Hopkins University School of Medicine, Division of General Internal Medicine. He earned his MD at Robert Wood Johnson Medical School, completed his residency at Johns Hopkins Bayview Medical Center, and completed the Johns Hopkins General Internal Medicine Fellowship in clinical research in 2018.

EPElizabeth A. Platz, MPH, ScD

Research Interests: Cancer
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle, Metabolomics and Genetics

Elizabeth Platz, MPH, ScD is an epidemiologist whose research on cancer and benign conditions of the prostate and colorectum sits at the interface between epidemiology and basic science. Within prospective cohorts, she studies the association of genetic and epigenetic factors as well as circulating markers of androgenicity, inflammation, and oxidation with prostate cancer incidence and recurrence. For colorectal neoplasia, Platz's work focuses on the metabolic syndrome, growth factors, and inflammation as sequelae of adiposity. In addition to her research, she directs the NCI-supported T32 Cancer Epidemiology, Prevention, and Control Training Program, Co-Leads the Cancer Prevention and Control Program at the Sidney Kimmel Comprehensive Cancer Center, and is the Chair of the Maryland Cancer Collaborative, the group responsible for prioritizing and implementing the state’s comprehensive cancer control plan.

WPWendy Post, MD, MS

Research Interests: Cardiovascular Disease and Hypertension
Crosscutting Themes and Other Domains: 

Wendy Post, MD, MS is Professor of Medicine at the Johns Hopkins University School of Medicine and holds a joint appointment as Professor of Epidemiology at the Johns Hopkins Bloomberg School of Public Health. Post is a cardiologist at the Johns Hopkins Ciccarone Center for the Prevention of Heart Disease and the Echocardiography Laboratory. She is also associate faculty at the Welch Center for Prevention, Epidemiology, and Clinical Research at Johns Hopkins University.

JPJames Potter, BS

Research Interests:
Crosscutting Themes and Other Domains:


James Potter has established a 46 year career in basic, clinical and translational research in liver disease, especially relating to causes and mechanisms of liver fibrosis. He is the Associate Program Director for Information Technology in the JHCRN, Director of Information Services in Gastroenterology and Hepatology, and Director of the The Translational Research Enhancement Core and Biobank of The Hopkins-Conte Digestive Disease Center. He is a member of the informatics Core of the ICTR, serves on a number of data/informatics committees, and the faculty lead on the OpenSpecimen Biospecimen Committee.

JSHJennifer Schrack, PhD

Research Interests: Physical Activity, Aging
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle

Jennifer Schrack, PhD is an exercise physiologist and epidemiologist who studies physical activity, function, and aging. She is especially interested in using wearable technology to measure movement, and the development of methods to translate this data into meaningful health outcomes.

JSEJodi Segal, MD, MPH

Research Interests: Diabetes Mellitus and Obesity, Sickle-Cell Anemia
Crosscutting Themes and Other Domains: Health Services Rewsearch and Patient Provider Communication, pharmacoepidemiology

Jodi Segal, MD, MPH is a general internist and does comparative effectiveness research and pharmacoepidemiology studies.

DSDorry Segev, MD, PhD

Research Interests: Kidney Disease, HIV
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle

Dorry Segev, MD, PhD is the Marjory K. and Thomas Pozefsky Professor of Surgery and Epidemiology and Associate Vice Chair of Surgery at Johns Hopkins University. He is the founder and director of the Epidemiology Research Group in Organ Transplantation (ERGOT), the largest and most prolific group of its kind in the world. Segev is most inspired by his role as a mentor, having mentored over 65 graduate students, residents, and faculty, and is the only general surgeon in the US funded by an NIH/NIDDK Mentoring Grant

RSA. Richey Sharrett, MD

Research Interests: Cardiovascular Disease and Hypertension, Mental Illness and Substance Abuse
Crosscutting Themes and Other Domains: vascular cognitive impairments

Richey Sharrett, MD is a cardiovascular epidemiologist with a major interest in vascular cognitive impairments.

jisJung-Im Shin, MD

Research Interests: Pharmacoepidemiology; Diabetes Mellitus; Chronic Kidney Disease; Cardiovascular Disease
Crosscutting Themes and Other Domains: Comparative Safety and Effectiveness of Medications; Health Disparities and Social Determinants of Health; Health Services Research 

Jung-Im Shin, MD, PhD is an Assistant Scientist in the Department of Epidemiology and an Associate Faculty Member of the Welch Center for Prevention, Epidemiology, and Clinical Research at Johns Hopkins University.  She works in the area of pharmacoepidemiology with a focus on diabetes and cardiovascular and chronic kidney disease for optimal management of these conditions.

ASAlfred Sommer, MD, MHS

Research Interests: Child survival and blindness prevention
Crosscutting Themes and Other Domains: Health Disparities and Social Determinants of Health, Health Services Rewsearch and Patient Provider Communication

Alfred Sommer, MD, MHS is Professor of Epidemiology and Ophthalmology and Dean Emeritus of the Bloomberg School of Public Health.

SSStephen Sozio, MD, MHS

Research Interests: Cardiovascular Disease and Hypertension, Kidney Disease
Crosscutting Themes and Other Domains: Education

Stephen Sozio, MD, MHS is a nephrologist and epidemiologist, with his research focused on vascular biology and stroke in patients with kidney disease, as well as evidenced-based medicine. He also serves in multiple educational leadership roles in the medical school and nephrology fellowship program, and translates these efforts nationally and internationally.

MSMoyses Szklo, MD, MPH

Research Interests: subclinical atherosclerosis, cardiovascular risk factors in adolescents
Crosscutting Themes and Other Domains: Construct validity of social determinants, translational epidemiology

Moyses Szklo, MD, MPH is the editor –in-chief of the American Journal of Epidemiology and has focuses his research on cardiovascular epidemiology, particularly with regard to image-defined subclinical atherosclerosis. He is the former principal investigator of two large cohort studies, the Atherosclerosis Risk in Communities (ARIC) study and the Multi-Ethnic Study of Atherosclerosis, and a current co-investigator and chairman of the publications and presentations committee of the latter. Szklo is the principal investigator of a population-wide study of cardiovascular risk factors in adolescents (ages 12-17 years) in Brazil. He is also director of the Epidemiology and Biostatistics Summer Institute, where he teaches the Intermediate Epidemiology Methods course and leads a workshop on preparation and review of manuscripts reporting results of epidemiologic studies.

RTRachel J. Thornton, MD, PhD

Research Interests: Cardiovascular Disease and Hypertension, Diabetes Mellitus and Obesity
Crosscutting Themes and Other Domains: Health Behaviors and Lifestyle, Health Disparities and Social Determinants of Health, Child Health

Rachel Thornton, MD, PhD focuses her research on child health disparities, and social determinants of health. She is committed to informing the development of novel interventions to eliminate health disparities by addressing individual-, family-, community-, and policy-level factors that contribute to child and adolescent obesity and cardiovascular disease risk.

ETEva Tseng, MD, MPH

Research Interests: Diabetes and obesity prevention
Crosscutting Themes and Other Domains:
 Health Behaviors and Lifestyle

Eva Tseng, MD, MPH is a general internist and Assistant Professor in the Division of General Internal Medicine. Her research interests focus on chronic disease prevention, in particular how to improve diabetes prevention in the primary care setting.

MVMaya Venkataramani, MD, MPH

Research Interests: 
Crosscutting Themes and Other Domains:

Maya Venkataramani, MD, MPH is an Assistant Professor of Medicine at the Johns Hopkins University School of Medicine. She is a general internist and general pediatrician with a clinical interest in primary care. Her research interests include improving the delivery of primary care and preventive services to underserved and low-income communities through family-oriented, community-based approaches and studying the impacts of health-related policies across generations.

MWMark Woodward, PhD

Research Interests: cardiovascular disease; renal disease; diabetes
Crosscutting Themes and Other Domains: women’s health; global health; risk scoring

Mark Woodward, PhD was trained as a statistician and has much experience of medical, health and other applications of the subject over a varied career that has included work in Australia, Asia, Africa and Europe, as well as the US. Two highlights are his development of the ASSIGN cardiovascular risk score for Scotland and leadership of the analytic team for a national health survey in Botswana

SZScott L. Zeger, PhD

Research Interests: Cancer, Mental Illness and Substance Abuse, pneumonia
Crosscutting Themes and Other Domains: Environmental Health, data science

Scott Zeger, PhD is a professor of biostatistics with 34 years of experience as a research statistician, biomedical collaborator, and educator of graduate trainees in data science. He currently serves as Director of the Johns Hopkins Individualized Health Initiative (Hopkins inHealth) to catalyze research and training at the interface of biomedical and data science and its translation into tools that foster improved population and patient health management.