Professional positions
Professor with tenure, Department of Natural Resources, 2003-present
Associate profesor with tenure, Department of Natural Resources, 1993-2003
Assistant professor, Department of Natural Resources, 1986-1993
Administrative Positions
Director of graduate studies, Field of Natural Resources, 1997-present
Faculty leader, Environmental Inquiry, 1996-2003
NYS program leader, 4-H Natural Resources, 1986-2005
Department extension leader, Natural Resources, 1991-1993, 2000-2003
Faculty director, Cornell Sugar Maple Research and Extension Program, 1996-2002
Sabbatic leaves, self-directed readings in education while located in France, 1994-95; 2003-04