Redonda G Miller MBA, MD

Dr. Richard Southard’s specialty is in pediatric radiology, with more than 25 years of experience in private practice and hospital settings.He joins Johns Hopkins from Phoenix Children’s Hospital, where he is vice chief of Radiology Operations. Previously, he served as a pediatric radiologist, partner and president of Radiology Consultants North Dallas, a Texas-based private practice group. He earned his medical degree from The Ohio State University before going on to an internship and residency in pediatric medicine at Nationwide Children’s Hospital, followed by a diagnostic radiology residency at The University of Pittsburgh Medical Center and fellowship in pediatric radiology at Pittsburgh Children’s Hospital. Dr. Southard’s research has focused on CT radiation dose reduction, imaging of congenital heart disease, implementation and validation of iterative reconstruction noise reduction techniques and dual-energy spectral CT applications in children. He joined the pediatric radiology faculty in February 2023 and will be working remotely from Arizona.

Dr. William J. Ravekes is an associate professor of pediatrics at the Johns Hopkins University School of Medicine. A pediatric cardiologist, Dr. Ravekes serves as medical director of the Pediatric Heart Transplant and Mechanical Circulatory Support Program as well as pediatric cardiology fellowship director. He also specializes in non-invasive imaging, fetal echocardiography and the perioperative and intensive care of fetuses, infants, children and adults with congenital heart disease.Dr. Ravekes earned his medical degree at the George Washington University School of Medicine. He completed a pediatrics residency and chief residency at Lucile Salter Packard Children's Hospital at Stanford and a fellowship in pediatric cardiology at Boston Children’s Hospital. He served on the faculty of Texas Children’s Hospital prior to joining Johns Hopkins.His research interests include echocardiographic assessment of cardiac function, aortopathies, heart failure and transplantation, and medical education. He has published more than 90 scholarly articles.