He leads major research collaborations that involve experiments and computations to study the special role that surfaces and interfaces play in the world. He is a Fellow of the Alfred P. Sloan Foundation, the American Association for the Advancement of Science (AAAS), and the Royal Society of Chemistry (RSC). He is the recipient of the 2021 ACS Nobel laureate Signature Award (as preceptor, with Paul Ohno as student), the 2017 Friedrich Wilhelm Bessel Prize of the Alexander von Humboldt (AvH) Foundation, and the 2016 Faculty Diversity Award from Northwestern University’s Graduate School. He serves as Senior Editor at the Journal of Physical Chemistry of the American Chemical Society (ACS), as chair of the Experimental Physical Chemistry (EXP) subdivision of the ACS Physical Chemistry Division, on the Science Board of the Telluride Science Research Center (TSRC), on the International Advisory Board of the Pacific Conference on Spectroscopy and Dynamics, (PCSD), and on the Chemical Sciences Roundtable of the National Academy of Sciences (NAS).