Mease is an organic chemist who specializes in radiopharmaceutical design, synthesis, and development for imaging or radiotherapy—specifically, their applications in treating cancer—with much of his research focused on prostate cancer.Prior to joining Johns Hopkins in 2003, Dr. Mease was a Research Professor of Radiology at The George Washington University and the University of Maryland at Baltimore. He also worked as a scientist in Brookhaven National Laboratory’s Medical Department.