Awarded January 5, 2012, at the 42nd Winter Colloquium on the Physics of Quantum Electronics.

Henry C. Kapteyn, University of Colorado (bio)

For pioneering contributions to ultrashort pulse generation with application to x-ray physics.

Margaret M. Murnane, University of Colorado (bio)

For pioneering contributions to ultrashort pulse generation with applications to molecular physics.

Jorge G. Rocca, Colorado State University (bio)

For seminal contributions and investigations in the field of tabletop x-ray laser physics.