LEAH Faculty 2014

LEAH Faculty (From left to right) Errol Fields, Phyllis Sharps, Laura Caulfield, Hoover Adger, Maria Trent, Renata Arrington-Sanders, Kathy Tomaszewski, Mary Lou Rosenblatt, Pamela Matson, Krishna Upadhya














Name Position Email
Hoover Adger, Jr., MD, MPH, MBA Johns Hopkins Adolescent Medicine, LEAH Program Director, Professor hadger@jhmi.edu
Renata Arrington-Sanders, MD, MPH, ScM Johns Hopkins Adolescent Medicine, Assistant Professor, LEAH Medicine Faculty rarring3@jhmi.edu
Heather Chapman, LCSW-C University of Maryland School of Social Work, LEAH Social Work Faculty hchapman@ssw.umaryland.edu
Laura Caulfield, PhD Johns Hopkins Bloomberg School of Public Health, Human Nutrition, Professor, LEAH Nutrition Faculty lcaulfi1@jhu.edu
Errol Fields, MD PhD MPH Johns Hopkins Adolescent Medicine, Assistant Professor errol.fields@jhmi.edu
Shanelle Geddis, MSW Johns Hopkins Hospital, LEAH Social Work Faculty sgeddis2@jhmi.edu
Nicholas (Nick) Ialongo, PhD Johns Hopkins Bloomberg School of Public Health, Psychology, LEAH Psychology Faculty nialongo@jhu.edu
Lana Lee, MD Johns Hopkins IPC Clinic, Adolescent Medicine, LEAH Medicine Faculty llee74@jhmi.edu
Arik Marcell, MD, MPH Johns Hopkins Adolescent Medicine, Johns Hopkins Bloomberg School of Public Health, Associate Professor, LEAH Medicine Faculty amarcell@jhu.edu
Pamela Matson, PhD MPH Johns Hopkins Adolescent Medicine, LEAH Research Director, Assistant Professor pmatson1@jhmi.edu
Mary Lou Rosenblatt, MS CPNP Lead Nurse Practitioner mrosenbl@jhmi.edu
Phyllis Sharps, PhD, RN, CNE, FAAN Johns Hopkins School of Nursing, Professor, Associate Dean, LEAH Nursing Faculty psharps1@jhu.edu
Kathy Tomaszewski, BSN Johns Hopkins Hospital, Harriet Lane Adolescent Clinic, Nurse Clinician, LEAH Nursing Faculty ktomasz1@jhmi.edu
Maria Trent, MD, MPH Johns Hopkins Adolescent Medicine, Adolescent Medicine Fellowship Director,A� Assoc.Professor, LEAH Medicine Faculty mtrent2@jhmi.edu
Krishna Upadhya, MD, MPH A�Johns Hopkins Adolescent Medicine, Asst. Professor, LEAH Medicine Faculty kupadhy2@jhmi.edu

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Faculty BiographiesA�


Hoover Adger, Jr., MD MPH MBA

Dr. Adger is Professor of Pediatrics at the Johns Hopkins University School of Medicine, Division of General Pediatrics and Adolescent Medicine which he joined in 1984. Since that time, he has served as Director of the Substance Abuse Assessment/Intervention Team at The Johns Hopkins Hospital Adolescent Program and as Director of The Johns Hopkins Substance Abuse Faculty Development Programs. In February 1997, Dr. Adger was selected to fill the position of Deputy Director of the White House Office of National Drug Control Policy. In July 1998, he returned to Johns Hopkins to resume his duties as a full-time faculty member. From 1999-2005, he served as Co-Director of the Strategic Planning Initiative funded by HRSA and SAMHSA/CSAT to advise the federal government and others on improving and expanding interdisciplinary education and training of health professionals in substance use disorders. He currently serves as principal investigator and project director of the HRSA-funded Leadership & Education in Adolescent Health project at the Johns Hopkins Hospital and as the faculty leader of the Florence Sabin College in the Johns Hopkins School of Medicine. Dr. Adger also is a past president of the Association for Medical Education and Research in Substance Abuse and a past president of the National Association for Children of Alcoholics.

Arik Marcell, MD MPH

Dr. Marcell is an Associate Professor with a primary appointment in the Johns Hopkins School of Medicine Department of Pediatrics and a joint appointment in the Bloomberg School of Public Health Department of Population, Family and Reproductive Health. He is a board certified pediatrician and adolescent medicine specialist. Dr. Marcell is the Director of Clinical Services at the Harriet Lanea��s Teen Clinic and has 10 experience directing Title X services. His research focuses on adolescent sexual and reproductive health and access to care from patient and provider perspectives. He conducts interdisciplinary research integrating behavioral science, health services research, and public health practice. Dr. Marcell is currently the primary investigator on a CDC-funded project to train youth-serving professionals on a clinical guide to engage young males in sexual and reproductive healthcare services. He is the Chair of the Society for Adolescent Health and Medicine’s Clinical Subcommittee on Sexual/Reproductive Health and a member of the American Academy of Pediatricsa�� Committee on Adolescence. He has extensive experience training health professionals on topics such as STDs, adolescent health, and male sexual/reproductive health and leads two courses at the Johns Hopkins Bloomberg School of Public Health:Masculinity, Sexual Behavior & Health: Adolescence & beyond and the Seminar in Adolescent Health.

Renata Sanders, MD MPH

Dr. Sanders is a board certified internal medicine, pediatrics and adolescent medicine specialist. Her research focuses on improving the sexual health of African American adolescent men who have sex with men. She is currently the Principal Investigator of a K23 Career Development Award from NICHD to examine reasons for and satisfaction with first and subsequent penetrative same-sex sexual experiences (PSSE) and to examine the role of first PSSE on second and subsequent PSSEs in African American men and how social context impacts sexual satisfaction with first PSSE; how sexual satisfaction during first PSSE impacts time to second partner and satisfaction with second PSSE; and engagement in young adult sexual health protective behaviors during most recent sex. She has served as consultant to the Centers for Disease Control and Prevention (CDC), as representative of the Maryland Chapter of American Academy of Pediatrics to the Maryland General Assembly to make recommendations regarding HIV testing laws in Maryland, and has worked with the Baltimore City Health Department to improve HIV testing strategies in African American men who have sex with men (MSM). She serves as the Leadership Education Adolescent Health Interdisciplinary Associate Training Director and the Community Protocol Project Director and co-Investigator of the Johns Hopkins Adolescent Trials Network Site.

Maria Trent, MD MPH

A major focus of Dr. Trenta��s research and professional interest has been on adolescent and young adult reproductive health with specific focus on fertility preservation among high risk youth. Dr. Trent is the principal investigator for a research program designed to develop a strategic approach to the management of complicated sexually transmitted infections in adolescents and a study designed to explore the feasibility and effectiveness of a text messaging intervention among young urban women using long-acting contraception. She is also a co-investigator for the JHU NCS Health Disparities study.Dr. Trent is the Training Director of the Adolescent Medicine Fellowship Training Program (T32 NICHD), the Leadership Education in Adolescent Health Training Program (HRSA),A� and the DC-Baltimore Center for Research on Child Health Disparities (P20) situated within the Division of General Pediatrics and Adolescent Medicine. She also a faculty member in the Colleges AdvisoryA� Program within the School of Medicine.Dr. Trent provides primary and subspecialty clinical care to children, adolescents, and young adults as a part ofA� the Harriet Lane Program in the Johns Hopkins Childrena��s Center.

Krishna Updahya, MD, MPH

Dr. Krishna Upadhya, MD, MPH is an Assistant Professor of Pediatrics in the Division of General Pediatrics and Adolescent Medicine at Johns Hopkins School of Medicine and holds active board certifications in Adolescent Medicine and General Pediatrics. She received her MD with honors from the University of Illinois at Chicago and a Master of Public Health from Boston University. Following medical school she completed her residency and fellowship training in Pediatrics and Adolescent Medicine at the Johns Hopkins University School of Medicine. She served on the faculty in Adolescent Medicine at Georgetown University Medical Center for two years prior to returning to Johns Hopkins in 2012.Dr. Upadhya provides comprehensive primary care and subspecialty consultations to adolescents and has particular clinical interests in the areas of general reproductive health, menstrual disorders and teen pregnancy. In addition to providing clinical care, Dr. Upadhya is actively involved in teaching and research. Her research focuses on adolescent reproductive health and prevention of unintended pregnancy. Dr. Upadhya has presented her work at international meetings and has published articles on adolescent health and research in both the lay press and medical literature. She is an active member of the Society for Adolescent Health and Medicine and serves on SAHM Advocacy Committee.

Phyllis Sharps, PhD RN CNE FAAN

Dr. Phyllis Sharps is a Professor and Associate Dean for Community and Global Programs and Director, Center for Global Nursing in the Johns Hopkins University School of Nursing.As an expert in maternal and child health nursing, a researcher, and a mentor to the next generations of Johns Hopkins nurses, Dr. Sharps works at the forefront of community and public health nursing and at the interface of mental and physical health. She is the director of three health and wellness centers operated by the Johns Hopkins University School of Nursing, provides care in a Baltimore shelter for homeless battered women and their children, and conducts ongoing community-based, participatory research. The overarching focus of her work is on the effects of intimate partner violence on the physical and emotional health of pregnant women, infants, and very young children. With a $3.5 million grant from the National Institutes of Health, Dr. Sharps is testing the Domestic Violence Enhanced Visitation Program (DOVE), a promising intervention to keep abused women and babies safe from intimate partner violence. She shares the new clinical knowledge gained through her research in numerous nursing and public health scholarly publications and as a consultant and speaker for numerous organizations, including the Family Violence Prevention Fund and the National Institute of Justice. Dr. Sharps also consults on cultural competency in research conducted among African-American women and in African-American communities.

Nicholas Ialongo, PhD

Nicholas Ialongo, Ph.D. is a Professor in the Johns Hopkins Bloomberg School of Public Health, Department of Mental Health. His research focuses on risk and resiliency factors associated with the development of mental health disorders in childhood. Training Program fellows interested in drug prevention among at-risk populations benefit from a range of research opportunities that Dr. Ialongo provides in prevention science among children.

Laura Caulfield, PhD

Laura Caulfield, PhD received her doctorate in international nutrition from Cornell University. In 1990 she joined the faculty of the Johns Hopkins School of Public Health and is currently a professor in the Division of Human Nutrition, Department of International Health. Dr. Caulfield has studdied the role of nutrition in improving birth outcomes in diverse populations, including the United States and Canada, Latin America and South Asia. Her research interests are in the area of maternal and infant nutrition and health. Her specific research interests include: 1.epidemiology of poor pregnancy outcomes (e.g., miscarriage, low birth weight, preterm delivery, complications of labor and delivery), especially the role of maternal and fetal nutritional status in influencing parturition; 2. identification and evaluation of indicators of high-risk mothers and newborns;3.short- and long-term consequences of poor prenatal and postnatal growth and development;breastfeeding and complementary feeding; 4.evaluation of nutrition interventions; 5.nutrition and health surveillance/information systems.

Errol L. Fields, MD PhD MPH

Dr. Fields is an Assistant Professor in the Division of General Pediatrics and Adolescent Medicine at Johns Hopkins School of Medicine and is a board-certified pediatrician and board-eligible adolescent medicine subspecialist. He is a physician researcher with clinical and research interests in the treatment and prevention of HIV and other sexually transmitted infections (STIs) in adolescent/young adult populations. He began his training in research and public health while completing a Master of Public Health at Columbia University Mailman School of Public Health. He continued his education and training in the Medical Scientist Training Program at Johns Hopkins where he earned his Medical Doctorate and his Doctorate in Philosophy from the School of Medicine and Bloomberg School of Public Health respectively.A� He completed pediatric residency training at Boston Childrena��s Hospital and Boston Medical Center and his subspecialty fellowship training in adolescent medicine at Johns Hopkins. In addition to the clinical interest described above, Dr. Fields also provides primary care and subspecialty consultative care to adolescents and young adults in Harriet Lane Program of the Johns Hopkins Childrena��s Center. His research focuses on using mixed methodologies to understand and reduce HIV disparities among adolescent and young adult African American, gay, bisexual and other men who have sex with men.

Shanelle Geddis, MSW

Ms. Geddis is the Social Work Discipline Leader for the Johns Hopkins Universitya��s LEAH Program and the Adolescent Social Worker at Johns Hopkins Harriet Lane Outpatient Clinic. She completed her Mastera��s Degree in Social Work at University of Maryland, Baltimore School of Social Work where the Alumni Associationa��s Board recognized her as the Most Outstanding Student of the Year. During her graduate career, she was a Research Assistant Grant Recipient where she had the opportunity to research topic areas that focused on the development of workplace and public policies that enhanced the health and work-life of vulnerable working populations and their families. Her research around low-income and oppressed populations, in addition to her practical experience working in Baltimore City Public Schools and Baltimore City Foster Care Agencies lead to her interest for increasing and improving access to quality care. After receiving an Interprofessional Global Grant Award, she spent two weeks in The Philippines to compare westernized societal structure and development to third-world countries, which motivated her to want to go beyond national boarders and to improve health care internationally. To show her commitment to adolescents and young adults outside of her work capacity, she is the young adult ministry leader at her church in Alexandria, VA where she enjoys leading the programming for teens and young adults. Her interests include spirituality and ita��s relation to coping, global health, increasing access to care, and youth development. Her primary goal is to be a change agent and future expert in the field of adolescent social work to reduce health disparities.

A�Lana Lee, MD

Dr. Lee is the Medical Director of the Johns Hopkins Pediatric, Adolescent, and Young Adult HIV/AIDS program and a Clinical Associate in the Division of General Pediatrics and Adolescent Medicine. Her clinical and research interests focus on establishing effective youth-friendly models of HIV care across diverse settings and developing interventions to improve health outcomes for vulnerable youth populations transitioning to adulthood in resource-limited settings in the U.S. and abroad. In addition to her work in the U.S., Dr. Lee has had a long-standing commitment to global health and previously spent 18 months as an HIV clinician for children and adults at the Waterberg Welfare Society in rural South Africa. She was also awarded a Fogarty Global Health Fellowship to conduct research on the delivery of youth friendly HIV care in an adult clinical care setting in Uganda. Dr. Lee completed her undergraduate degree in biochemistry at Harvard University and her medical degree at the University of Illinois at Chicago. She completed residency training in Internal Medicine-Pediatrics at Yale-New Haven Hospital and then completed her Adolescent Medicine fellowship in the Johns Hopkins LEAH program. Prior to medical school, Dr. Lee worked as a health policy intern with FamiliesUSA on child health issues and remains deeply passionate about reducing health care disparities in the United States and abroad. She is board certified with the American Board of Internal Medicine (General Internal Medicine) and the American Board of Pediatrics (General Pediatrics & Adolescent Medicine subspecialty).