Research Activities (> 250 peer-reviewed publications)Bioinorganic Chemistry – electron transfer in proteins: investigations of electron-tunneling pathways in metalloproteins; studies of electron transfer in protein crystals; and the application of laser induced electron-transfer reactions to the study of redox-enzyme mechanismsBiophysics – protein folding: development of electron-transfer triggers for initiating protein folding on submillisecond timescales; development of new fluorescence methods for studying ensemble heterogeneity during protein folding; investigations of protein misfolding and diseasesInorganic Chemistry – electron transfer in inorganic molecules: studies of the tunneling-energy dependence of electron-transfer rates and the transition between the tunneling and transport (“hopping”) regimes; mechanistic investigations of multielectron redox catalysisSpectroscopy – steady-state and time-resolved laser spectroscopy: development of instrumentation and methods for studying chemical kinetics and reactive intermediatesSolar Fuels – development and mechanistic investigations of homogeneous compounds and heterogeneous materials with water-splitting activityTeaching – advanced inorganic chemistry; bioinorganic chemistry; physical chemistry