Daniel Spratt, MD, is the Vincent Smith Professor and Chairman of the Department of Radiation Oncology at UH Cleveland Medical Center/Case Western Reserve University School of Medicine.  Dr. Spratt is an international expert in prostate cancer and runs a NIH funded translational research team focused on the development and validation of prognostic and predictive biomarkers.  He has published over 300 peer-reviewed manuscripts and has served as the principal investigator on numerous national and international clinical trials.