Grinnell College, Professor of Mathematics, 2000-
Grinnell College, Associate Professor of Mathematics, 1989-2000
Grinnell College, Assistant Professor of Mathematics and Coordinator of Curricular Programs in Computing, 1983-1989
Eastman Kodak Company, Management Services Division, Analytical Computing Unit, computer analyst, 1985-1986
Grinnell College, Co-coordinator of Computer Studies and Lecturer in Mathematics, 1980-1983
University of Iowa, graduate student and teaching assistant in computer science, 1979-1980 (on leave from Marietta College)
Marietta College, Assistant Professor of Mathematics, 1976-1979.
Dartmouth College, graduate student and teaching assistant, 1973-1976.
ACM SIGCUE bulletin, Assistant Editor, 1972-1973.
Dartmouth College, part-time graduate student, 1971-1973.
Dartmouth College, NSF Project COMPUTe, secretary and project assistant, 1971-1973.
Stranahan High School (Fort Lauderdale, Florida), high-school mathematics teacher, 1970-1971.
created April 4, 1995
last revised June 22, 2001