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The 2023 W. Allan Powell Lectureship will be held at the University of Richmond on February 24, 2023. The Powell Lecturer will be Professor Nathan (Nate) S. Lewis, the George L. Argyros Professor of Chemistry at the California Institute of Technology (Caltech). Dr. Lewis specialies in the functionalization of silicon and other semiconductor surfaces, chemical sensing using chemiresistive sensor arrays, and alternative energy and artificial photosynthesis. Use this link for more information on the Powell Lectureship: