Roger Rousseau joined ORNL in April 2022 bringing with him 15 years experience in the DOE national lab system working in areas ranging from fundamental and applied catalysis, chemical separations and computational physics and chemistry.. Prior to that, he served as an associate professor of condensed mater physics in the International School for Advanced Studies in Trieste Italy and as a junior research officer in the National Research Council of Canada. He currently manages the Chemical Sciences Division at ORNL and serves as the point of contact for DOE-BES-CSGB.