CTRO Leadership

Jonathan Ellen, MD
President, All Children’s Hospital Johns Hopkins Medicine
Vice Dean for All Children’s Hospital, Johns Hopkins University School of Medicine

Dr. Ellen was named Vice Dean and Physician-in-Chief of All Children’s Hospital Johns Hopkins Medicine in April 2011 and became President of ACH JHM in July 2012. He is leading the development of mission-centric research and education initiatives at ACH JHM.

Dr. Ellen joined the Johns Hopkins University School of Medicine faculty in 1999 and in 2006 was named Vice Chair of the Department of Pediatrics and Director of the Center for Child and Community Health Research. In the same year, he became director of the Department of Pediatrics and Neonatology at Johns Hopkins Bayview Medical Center, where he had established a growing research program to comple- ment the academic and clinical missions of that campus. He is a Professor of Pediatrics at the Johns Hopkins University School of Medicine and a professor in the Department of Epidemiology and the Department of Population, Family and Reproductive Health in the Johns Hopkins Bloomberg School of Public Health.

Dr. Ellen’s research focuses on prevention of sexually transmitted infection (STIs) in adolescents, including HIV, and the factors associated with the acquisition, screening, treatment and care of these infections. He served as a consultant to the Baltimore City Health Department, the San Francisco Department of Health, the Centers for Disease Control and Prevention (CDC), the U.S. Department of Health and Human Services, the National Academy of Sciences and the White House Office of National AIDS Policy. He has also advised the Jamaican Ministry of Health as well as STI investigators in England, the Caribbean and South Africa. He is a recipient of many research awards, including funding from the CDC, the National Institutes of Health and other agencies. He has authored more than 160 peer-reviewed scientific articles and 30 reviews, editorials and book chapters.


Neil Goldenberg, MD, PhD
CTRO Director

Dr. Goldenberg was named Director of Research at ACH JHM in July 2012 as well as Chief Research Officer of the All Children's Research Institute and Director of the new Clinical and Translational

Research Organization at ACH JHM. He is an Associate Professor of Pediatrics and Medicine at the Johns Hopkins University School of Medicine.

Prior to joining ACH JHM, Dr. Goldenberg was on the faculty of the University of Colorado School of Medicine and served as Director of the Children's Clinical Research Organization and Co-Director of the Pediatric Thrombosis and Stroke Programs at Children's Hospital Colorado. He also served as Director of the Department of Clinical Science and Safety at CPC Clinical Research, a non-profit clinical trials management organization affiliated with the University of Colorado, where he was senior Medical Safety Officer for numerous clinical trials. Dr. Goldenberg previously served as Associate Center Director and Director of Clinical Research for the Mountain States Regional Hemophilia and Thrombosis Center. He holds a Ph.D. in Clinical Investigation from the University of Colorado.

In 2012 Dr. Goldenberg completed a five-year Career Development Award from the NIH/National Heart, Lung and Blood Institute for clinical investigation in pediatric thrombosis. He has held additional research grants from the American Society of Hematology (ASH), the Hemophilia and Thrombosis Research Society and the National Hemophilia Foundation. Dr. Goldenberg is the Principal Investigator, Steering Committee Chair, or Data and Safety Monitoring Committee chair for several NIH- and industry-sponsored multicenter clinical trials, and has co-authored international clinical and clinical research guidelines.


Sylvia Powell, M.B.A.
Assistant Dean for Administration, Office of the Vice Dean for All Children's Hospital

Sylvia Powell joined The Johns Hopkins University School of Medicine as Assistant Dean for Administration in the Office of the Vice Dean of Education in July 2011. Drawing on more than 35 years of administrative experience in academic medicine, Powell is helping to lead academic growth at ACH JHM. Based in St. Petersburg, she provides administrative oversight of the development and growth of clinical, translational and basic research programs, including the CTRO and a new biorepository. She is also responsible for academic affairs, including faculty development, fellowships, and the new ACH JHM pediatric residency program.

During more than 30 years at the University of Miami School of Medicine, Powell held several administrative roles. She was Vice Chair of Administration for the Department of Neurology and previously served in other positions that focused on academic affairs, research administration, professional services and contracting. Powell holds an M.B.A. from the University of Miami.

From 2008-2011, Powell was Director of Administration for the Children's Center for Cancer and Blood Diseases at Children's Hospital Los Angeles, part of the Keck School of Medicine at the University of Southern California. In this role she was responsible for all research, philanthropic, professional practice and service line operations of the Children's Center, overseeing a $119 million budget.