Service

Professional Service

• Member, Committee on Taking Stock of the National Science Education Standards: The Research, National Research Council, 2001-2002.
• Member, Editorial Board, Journal of Science Teacher Education, 2001-present.
• American Association for the Advancement of Science - fellow
  Chair, Education Section, 1998-1999
  Member, Association Council, 2002-2005
• Association for the Education of Teachers in Science
  President, 1972-1973
• National Association for Research in Science Teaching
  President, 1975-1976
• National Science Foundation, Program Director, Office of Studies and Program Assessment, Directorate for Science and Engineering Education, National Science Foundation, Washington, DC. 1989-1990.

University Service

• Associate Dean for Research and Service, 1972-1978
• Director, Bureau of Educational Field Services, 1972-1978
• Chair, Instruction and Curriculum in the Content Areas, 1994-95
• Individual Tenure and Reappointment Committees
• Faculty Search Committees
• Faculty Advisor, University of Colorado chapter of Phi Delta Kappa, 1998-2005