Dr. Shankar has been at the Cancer Imaging Program at the National Cancer Institute, NIH, since 2002, and has served as Advisor to the Associate Director of the Division of Cancer Treatment and Diagnosis. Her work and interests include functional and molecular imaging in the diagnosis and treatment of cancer, as well as evaluating the performance characterizes of imaging modalities for the management of cancer patients. She is responsible for evaluating imaging tracers and techniques and provides expertise for ongoing clinical trials. She is the Chief of the Clinical Trials Branch at the Cancer Imaging Program, and leads a long list of imaging committees and working groups. She received her medical degree at Bangalore University in India and her MS and PhD degrees in Radiation Sciences at Hahnemann University in Philadelphia. Her training includes work in Nuclear Medicine, PET, and Radio-Immunodiagnosis/Radio-Immunotherapy prior to joining the NCI.