LIBIN XU, Ph.D., is an Assistant Professor in the Department of Medicinal Chemistry. He graduated with a B.Sc. from Nakai University, Tianjin, China, completed his Ph.D. in Organic Chemistry at University of Illinois at Chicago, and was a Postdoctoral Fellow at Vanderbilt University. His current research focuses on investigating the role of 7-dehydrocholesterol (7-DHC)-derived oxysterols in the pathophysiology of Smith-Lemli-Opitz syndrome (a cholesterol biosynthesis disorder) and developing therapeutic approaches toward this disease and development of novel lipidomic approaches based on ion mobility-mass spectrometry.