fornia-Berkeley and is currently working toward a second doctorate, D.Sc.Ed., at Curtin University, Perth, Australia. In addition to holding faculty positions, she has served as associate department chair and interim associate dean of the College of Arts and Sciences. Dr. Gilmer has received funding from the National Science Foundation (NSF) for science teacher preparation and enhancement programs, which she has co-directed with colleagues in the College of Education. Her publications on science teacher preparation and professional development include action research investigations with preservice and inservice teachers. Her awards and distinctions include election as a fellow of the American Association for the Advancement of Science (AAAS) and the Innovation in Teaching Science Teachers award from the Association for the Education of Teachers of Science (AETS).

Martin L. Johnson is professor of Mathematics Education at the University of Maryland. He began his career as a junior and senior high-school mathematics and science teacher, then went on to receive the M.Ed. and Ed.D. degrees. He joined the faculty at the University of Maryland in 1972 and was promoted to full professor in 1986. He is currently chair of the Department of Curriculum and Instruction, a large teacher education department charged with preparing elementary, secondary, college, and university teachers in a variety of content areas, including science and mathematics education. His work in mathematics education includes numerous peer-reviewed publications, leadership roles in mathematics education and minority educational organizations, and consulting positions with both K-12 and postsecondary education institutions. He has served as Senior Researcher for two National Science Foundation (NSF)-sponsored projects in mathematics education. In addition to his scholarship, Dr. Johnson has supervised more than 15 doctoral dissertations in mathematics education during his career at the University of Maryland.

Harvey B. Keynes is a professor of Mathematics, past director of education in the Geometry Center, and director of education programs for a new Institute of Technology Center at the University of Minnesota. His research interests are in dynamical systems. Professor Keynes has directed the following projects: The University of Minnesota Talented Youth Program; the National Science Foundation (NSF) Teacher Renewal Project; the NSF-supported Minnesota Mathematics Mobilization project; the Ford Foundation Urban Mathematics Collaborative; the NSF-supported Young Scholars Project; the