“Careers in Science Policy,” Panel, AAAS meeting, 2003
“History of Science and Science Policy,” Workshop, History of Science Society, 2002
“Genes, Cloning, and Stem Cells: Why Science is such Fun,” ASU Parents Weekend Lecture, 2001
“Cloning, Stem Cells and Such: Who Knows What We’re Talking About?,” Law and Science Student Association, 2001; Phoenix Phi Beta Kappa Lecture, 2000
“Evidence For and Against,” in “Teaching Evolution Effectively in a Creationist World,” public forum Society for Integrative and Comparative Biology meeting, 2001
“Science and Scientists, Policy and Politics: Who Knows, Who Says, and Who Cares?,” Arizona Department of Agriculture, 2001
Interview with US News and World Report about evolution and creation issues in education, 1999
“Building Bridges From the Desert to the Hill: An Interview with Dr. Jane Maienschein,” Research!America Newsletter (January, 1999): 4, 6
“Science Friday” NPR discussion of “Unanswered Questions in Science,” 1999
Discussion with Congressman Matt Salmon’s High Tech Advisory Committee, 1998
17 With Ken Goldstein, Dean’s Council, on Washington Program, 1998
With James Collins, Saturday Scholars Session, 1997
Southwest Center for Environmental Education, exhibit consultant, 1996-1997
History of Cold Spring Harbor Science project, Cold Spring Harbor Press, 1996
History of Cell Biology, with William Bechtel, 1995-1996
Science and Context Curriculum Project, University of Puget Sound, 1995
“Exploring the Nuclear Age through the Arts and Humanities,” chair for panel, Scottsdale Center for the Arts, 1995
“Visits with 2-3 lectures as Dibner Visiting Historian to: Mesa University, 1994; University of Western Florida, 1994; Maryville College, 1995; St. Michael's College, 1995
Biology in Action Workshop, Radford University, 1993
“Animal Rights, Human Experimentation, and Other Problems in the History of Biology,” GTE Lecture, Dickinson College, 1987
“The Incorporation of American Medicine,” A.E.D. (pre-medical honorary society) lecture, Arizona State University, 1985
“The Rise of Experimental Science,” discussion for Arizona State University Library Associates, 1985
History of Genetics Project, Virginia Technological Institute and State University, 1984
“Technology and Society,” Salt River Project Executive Board Colloquium, 1982
“Humanistic Perspectives on Biogenetic Engineering,” Tucson Public Library, 1982