Dr. Julián F. Hillyer is the Centennial Professor of Biological Sciences and the Associate Dean for Academic Affairs at Vanderbilt University. He earned a B.A. from the University of Chicago and an M.S. and Ph.D. from the University of Wisconsin–Madison. His expertise is in entomology, parasitology, and comparative physiology, and his areas of specialization are immunology, circulatory physiology, and the life-history traits of mosquitoes that transmit disease.