2001-2023, Emeritus Professor of Science Education, Associate Chair for Chemistry and Physics
1995-2021, Emeritus Professor of Biological Sciences, Associate Dean for Sciences and Mathematics
1992-2021, Emeritus Professor of Microbiology
1991-2018, Emeritus Associate Professor of Environmental Biology
1970-2002, Emeritus Professor of Mathematics and Computer Science
1970-1999, Emeritus Professor of Mathematics
1992-2012, Emeritus Professor of Zoology
2004-2018, Emeritus Professor of Biological Sciences and Plant Pathology
1984-2018, Emeritus Instructor in Mathematics
1967-1999, Emeritus Professor of Environmental Biology
1969-2001, Emeritus Professor of Microbiology
1969-2003, Emeritus Professor of Chemistry, Chair of Department of Chemistry and Physics
1961-1997, Emeritus Professor of Chemistry
1969-2008, Emeritus Associate Professor of Mathematics and Computer Science
1984-2017, Emeritus Professor of Zoology
1984-2011, Emeritus Instructor in Physical Science, Director of Rural Institute for Math/Science Education
1967-2003, Emeritus Professor of Chemistry
1966-1985, Emeritus Associate Professor of Physics
2000-2014, Emeritus Instructor in Mathematics
Deceased
1968-2000, Emeritus Associate Professor of Environmental Botany
1964-1987, Emeritus Assistant Professor of Mathematics
1967-1998, Emeritus Professor of Zoology
1966-1998, Emeritus Professor of Physics
1964-1998, Emeritus Professor of Chemistry
1966-1995, Emeritus Professor of Geology, Chair of Department of Geology
1967-1993, Emeritus Professor of Botany
1968-1993, Emeritus Professor of Biology and Dean, Graduate School
1963-1997, Emeritus Professor of Chemistry
1968-1990, Emeritus Associate Professor of Mathematics
1968-1993, Emeritus Professor of Biology and Dean, Graduate School
1955-1993, Emeritus Associate Professor of Biology
1967-2000, Emeritus Professor of Chemistry
1967-1996, Emeritus Instructor of Mathematics
1967-1998, Emeritus Professor of Mathematics
1965-1994, Emeritus Professor of Chemistry
1958-1993, Emeritus Professor of Biology
1965-1992, Emeritus Professor of Biology
1970-2002, Emeritus Professor of Chemistry
1967-2007, Emeritus Professor of Mathematics
1968-2007, Emeritus Professor of Mathematics, Chair of Department of Mathematics & Statistics
1966-1976, Emeritus Associate Professor of Biology
1972-2007, Emeritus Professor of Zoology, Senior Associate Vice Chancellor for Academic Affairs
1966-2000, Emeritus Professor of Physics
1972-1990, Emeritus Associate Professor of Botany
1963-1994, Emeritus Professor of Botany
1969-2004, Emeritus Professor of Mathematics and Computer Science
1965-1980, Emeritus Professor of Biology and Dean Science
1970-2002, Emeritus Professor of Mathematics and Computer Science
1967-2009, Emeritus Professor of Chemistry
