Academic Background: Ph.D. in Educational Psychology, Cornell University, 1979; M.A. in Psychology, Cornell University, 1976; B.A. in Psychology, Bucknell University, 1973.
Research Interests: Early childhood mathematics education, cognitive development, and learning disabilities.
Appointments: Professor, Department of Curriculum and Instruction, University of Illinois at Urbana-Champaign (1989–present).
Publications: Fostering Children’s Mathematical Power (Routledge, 1998); articles in Journal for Research in Mathematics Education.
Additional Contributions: Develops teacher training programs for math education; consultant for educational policy boards.