Researchers Dennis O'Rourke Director, Laboratory of Biological Anthropology, Foundation Distinguished Professor orourke@ku.edu 785.864.2642 Fraser Hall, 635 Michael Crawford Professor, Director, Midwest Twin Registry, Director Emeritus, Laboratory of Biological Anthropology crawford@ku.edu .. Lippincott Hall, 5 Jennifer Raff Associate Professor, Associate Director, Laboratory of Biological Anthropology jennifer.raff@ku.edu 785.864.2633 Fraser Hall, 618 Bartholomew C. Dean Associate Professor bdean@ku.edu 785.864.2648 Fraser Hall, 639