Dr. David A. Wink received his Ph.D. in chemistry at the University of California, Santa Barbara. Following a postdoctoral fellowship in biochemistry as a National Research Service Award recipient at the Massachusetts Institute of Technology, he joined the Laboratory of Comparative Carcinogenesis at the NCI Frederick Cancer Research and Development Center (FCRDC) as a staff fellow. He then joined the Radiation Biology Branch at the NCI in 1995, where he received tenure in November 1999. He chaired the Gordon Conference on Nitric Oxide in Barga, Italy in 2009. In 2008 he was nominated as a Fellow of the American Association for the Advancement in Science in Chemistry.