David J. Wineland received a B.A. degree from the University of California, Berkeley and a Ph.D. from Harvard University. He has been a member of the Time and Frequency Division of NIST (National Institute of Standards and Technology) since 1975, where he is a group leader and NIST Fellow. The group's research has focused on quantum state control and spectroscopy of trapped atomic ions with applications to atomic clocks, quantum-limited metrology, and quantum information processing. He is a member of the National Academy of Sciences and a Fellow of the American Physical Society and Optical Society of America. He received the National Medal of Science in 2007 and shared the 2012 Nobel Prize in Physics with Serge Haroche of Collège de France, Paris.