Prof. Jogeshwar Mukherjee Ph.D., is a Professor in the Department of Radiological Sciences at the University of California-Irvine, USA. He has been actively involved in the design, development, and use of PET radiopharmaceuticals, with a focus on neurological and psychiatric disorders. He received his PhD in Chemistry at the University of Jodhpur, India in 1981. He started work on PET radiopharmaceutical development as a postdoctoral fellow at the University of Chicago, where he continued as faculty in Radiology. Subsequently, he moved to Kettering Medical Center, Dayton, Ohio, and then to the University of California-Irvine. He is currently the Director of Preclinical Imaging in Radiological Sciences. He has successfully taken several novel PET imaging agents to human studies, amongst which is fallypride now used for imaging brain dopamine receptors at many centers. Dr. Mukherjee has several patents on PET imaging agents. Dr. Mukherjee is a Distinguished Investigator of the Academy of Radiology Research.