Dr. William J. Heetderks is the Director of Extramural Science Programs at the National Institute of Biomedical Imaging and Bioengineering (NIBIB), NIH. The extramural program supports approximately 800 research and training grants at universities and research centers throughout the United States in fields of bioengineering and biomedical imaging. Dr. Heetderks received the Ph.D. degree in Bioengineering from The University of Michigan. He received the MD degree from the University of Miami and is certified in Internal Medicine. Before joining NIBIB he was at the National institute of Neurological Disorders and Stroke where he directed the neural prosthesis program.