Caltech professors Marco Bernardi, Sujit Datta, and John Sader have been named fellows of the American Physical Society (APS) for their outstanding contributions to physics. Marco Bernardi , professor of applied physics, physics, and materials science and the undergraduate and graduate option representative for materials sciences, was nominated by the APS Division of Computational Physics (DCOMP). He studies quantum interactions and dynamics in matter, picking apart the processes that take place on the tiniest of scales—how individual electrons, units of vibration, or spins move and interact i