Join the Department of Chemical and Biological Engineering and Armour College of Engineering for a spring seminar on Monday, February 19 from 3:15–4:30 p.m. in the IIT Tower Auditorium. The seminar, titled “The Influence of Local Composition, Structure, and Confinement on the Activity and Selectivity of Catalytically Active Sites,” will feature Alexis T. Bell, professor of chemical and biomolecular engineering, University of California.