![](images/headers/campus/columns-header2.jpg)
Faculty and Staff
Department Head
![Hamilton, Bill](images/directory/thumbnails/hamiltone.jpg)
Bill Hamilton
Department Chair; Professor of Biology
Interim Director for Environmental Studies AY 2024-2025
Howe 403
540-458-8890
hamiltone@wlu.edu
![Humston, Robert](images/directory/thumbnails/humstonr.jpg)
Robert Humston
John Kyle Spencer Director for Environmental Studies and Professor of Biology
On sabbatical AY 2024-2025
Howe 311
540-458-8341
humstonr@wlu.edu
Faculty
![Betancourt, Mauricio](images/directory/thumbnails/mbetancourt.jpg)
Mauricio Betancourt
Assistant Professor of Environmental Studies
Tucker 018
540-458-8196
mbetancourt@wlu.edu
![Casey, Jim](images/directory/thumbnails/caseyj.jpg)
Jamie Casey
Professor of Economics
Holekamp 119
540-458-8102
caseyj@wlu.edu
![Greer, Lisa](images/directory/thumbnails/greerl.jpg)
Lisa Greer
Professor of Earth and Environmental Geoscience
Science Addition 123
540-458-8870
greerl@wlu.edu
![Hess, Andrew M.](images/directory/thumbnails/hessa.jpg)
Andrew M. Hess
Ehrick Kilner Haight, Sr. Term Professor of Business Administration and Associate Department Head of Business Administration
Hopkins 204
540-458-8346
hessa@wlu.edu
![Hess, Megan](images/directory/thumbnails/hessm.jpg)
Megan F. Hess
Associate Professor of Accounting
Holekamp 214
540-458-8370
hessm@wlu.edu
![Hurd, Larry](images/directory/thumbnails/hurdl.jpg)
Lawrence E. Hurd
Herwick Professor of Biology
Parmly 321
540-458-8484
hurdl@wlu.edu
Ryan McCoy
Assistant Professor of Environmental Studies
Tucker 019
540-458-8252
rmccoy2@wlu.edu
Catarina Passidomo
Associate Professor of Environmental Studies
Tucker 020
540-458-4868
cpassidomo@wlu.edu
Affiliated Faculty
![Alexander, Brian](images/directory/thumbnails/alexanderb.jpg)
Brian Alexander
Associate Professor of Politics
Huntley 320
540-458-8054
alexanderb@wlu.edu
![Cabe, Paul](images/directory/thumbnails/cabep.jpg)
Paul Cabe
Professor of Biology
Howe 303
540-458-8894
cabep@wlu.edu
![Green, Leah](images/directory/thumbnails/greenl.jpg)
Leah Naomi Green
Visiting Assistant Professor of English
Payne Hall 213
540-458-4821
greenl@wlu.edu
![Guse, Joseph](images/directory/thumbnails/gusej.jpg)
Joseph Guse
Professor of Economics
Hopkins 207
540-458-8915
gusej@wlu.edu
![Harris, Rebecca C.](images/directory/thumbnails/harrisr.jpg)
Rebecca C. Harris
Professor of Politics
Holekamp 204
540-458-8199
harrisr@wlu.edu
![Hinkle, Margaret Anne](images/directory/thumbnails/hinklem.jpg)
Margaret Anne Hinkle
Assistant Professor of Earth and Environmental Geoscience
Science Addition 115
540-458-8271
hinklem@wlu.edu
![Knapp, Elizabeth](images/directory/thumbnails/knappe.jpg)
Elizabeth Knapp
Director of the Johnson Program in Leadership and Integrity / Professor of Earth and Environmental Geoscience
Science Addition G17
540-458-8867
knappe@wlu.edu
![Marsh, David](images/directory/thumbnails/marshd.jpg)
David Marsh
Professor of Biology
Parmly 320
540-458-8176
marshd@wlu.edu
![Smout, Kary](images/directory/thumbnails/smoutk.jpg)
Kary Smout
Associate Professor of English
Washington 112
540-458-8979
smoutk@wlu.edu
Emeritus
![Cooper, Greg](images/directory/thumbnails/cooperg.jpg)
Greg Cooper
Professor Emeritus of Philosophy
cooperg@wlu.edu
![Kahn, Jim](images/directory/thumbnails/kahnj.jpg)
Jim Kahn
Emeritus Professor of Economics and Professor of Environmental Studies
kahnj@wlu.edu
Staff
![Frein, Debra](images/directory/thumbnails/freind.jpg)
Debra Frein
Environmental Studies Program Coordinator
Tucker Hall 015
540-458-4870
freind@wlu.edu