Daniel Kleppner(1932–2025)

Daniel Kleppner was an American physicist who was the Lester Wolfe Professor Emeritus of Physics at Massachusetts Institute of Technology (MIT) and co-founder and co-director of the MIT-Harvard Center for Ultracold Atoms. His areas of science included atomic, molecular, and optical physics, and his research interests included experimental atomic physics, laser spectroscopy, and high precision measurements.