Daniel J. Ma is currently an Assistant Professor of Radiation Oncology at the Mayo Clinic in Rochester, MN. He received his M.D. from the Washington University School of Medicine in St. Louis, MO and did residency training at the Mallinckrodt Institute of Radiology. His research is centered on using next-generation sequencing (NGS) techniques to predict treatment response in glioblastoma multiforme (GBM) and using circulating tumor DNA (ctDNA) to detect early treatment failure. Dr. Ma serves on the Radiation Oncology Research Executive Committee at Mayo Clinic.