Ross Hardison is a professor in the Department of Biochemistry and Molecular Biology of the Pennsylvania State University. His research combines bioinformatics and molecular genetics to study regulation of mammalian hemoglobin genes. He received his Ph. D. in biochemistry from the University of Iowa in 1977. Address: Department of Biochemistry and Molecular Biology, the Pennsylvania State University, Althouse Laboratory, University Park, PA 16802. Internet: rch8@psu.edu. Website: http://globin.cse.psu.edu.