sentences:  After two decades at Purdue, he joined the faculty at UGA in 2003 as a Professor of Genetics, Georgia Research Alliance Eminent Scholar, and Giles Chair in Molecular Biology and Functional Genomics.He was interim Head of the Department of Genetics at UGA from 2009-2011.He is also an adjunct member of UGA's interdisciplinary Institute of Bioinformatics and Department of Plant Biology.