Stephanie M. Perkins, MD, accomplished expert in pediatric and proton radiation, has been named the S. Lee Kling Endowed Chair in Radiation Oncology at The Foundation for Barnes-Jewish Hospital. As director of the S. Lee Kling Proton Therapy Center at Alvin J. Siteman Cancer Center over the last four years, her many achievements have cemented her position as a national leader dedicated to improving patient outcomes and advancing the proton therapy field.