Jerry H. Brown is a Senior Research Associate@the Rosenstiel Basic Medical Sciences Research Center@Brandeis University. He received his degrees in chemistry: B.A. from Brandeis University, M.Sc. from the Weizmann Institute of Science and Ph.D. from Harvard University. His major scientific interest is deciphering basic designs in protein structures. His research has included the determination and analysis of structures of proteins central to the immune, clotting and muscle systems. Address: Rosenstiel Basic Medical Sciences Research Center, Brandeis University, 415 South Street, Waltham, MA 02454-9110. Internet: jhbrown@brandeis.edu