Sharon Hammes-Schiffer , the John Gamble Kirkwood Professor of Chemistry at Yale University, is the winner of the 2021 Willard Gibbs Medal Award , presented by the American Chemical Society Chicago Section. The award recognizes exceptional individuals whose pioneering work has opened new fields of chemical research. Hammes-Schiffer is recognized for her research on proton-coupled electron-transfer reactions and enzymatic processes, which have led to new strategies for designing light-harvesting solar energy assemblies. Her work has broad implications for artificial photosynthesis, charge-transfer dynamics, and quantum mechanical effects in chemical, biological, and interfacial processes. The award celebration was held virtually on Sept. 17. Please send announcements of awards to acsnews.cen@acs.org.