Pablo Debenedetti delivered the 2007 Reilly Lectures in Chemical and Biomolecular Engineering at the University of Notre Dame on April 3 and 4. Initiated in 1958, the Reilly Lectureship is the oldest continuing endowed lectureship in chemical engineering in the United States. Previous lecturers include Richard Wilhelm, Leon Lapidus, James Wei, Vern Weekman, William Schowalter, William Russel and Roy Jackson.