Our Department
Our dedicated team of educators and support staff is committed to providing an exceptional learning experience for our students. Learn more about the backgrounds, expertise and research interests of our faculty members.

Faculty and Staff
Arunendu Chatterjee
Department Chair; Professor, Mathematics
Office: 207B North Hall
Phone: 715-425-4097
Email: arunendu.chatterjee@uwrf.edu
Start Year: 2009
Education:
- University of Wyoming, Statistics, Ph.D.
- University of West Florida, Applied Mathematics, M.S.
- University of Calcutta, Kolkata, India, Statistics, M.Sc.
- University of Calcutta, Kolkata, India, Statistics (Hons.), B.Sc.
Areas of Specialization:
- Bayesian hierarchical modeling
- Multivariate methods
- Wavelets analysis

Timothy Boerner
Director of Math Help Center; Lecturer, Mathematics
Phone: 715-425-4060
Email: timothy.boerner@uwrf.edu
Start Year: 2015
Education:
- University of Minnesota-Twin Cities, Adult Education Certificate Program (2011)
- Creighton University, Mathematics, M.S. (1990)
- University of Minnesota-Twin Cities, Computer Science, B.S. (1986)
Amy Geier
Lecturer, Mathematics
Office: 206D North Hall
Phone: 715-425-4779
Email: amy.geier@uwrf.edu

Ioana Ghenciu
Professor, Mathematics
Office: 204D North Hall
Phone: 715-425-4205
Email: ioana.ghenciu@uwrf.edu
Education:
- University of North Texas, Mathematics, Ph.D.
- University of Bucharest, Mathematics, M.S.
- University of Bucharest, Mathematics, B.S.
Research Interests/Areas of Specialization:
- Functional Analysis
- Banach Spaces
Trisha Moberg
Professor, Mathematics
Phone: 715-425-3326
Email: trisha.gibson@uwrf.edu

Grettel Hecht
Lecturer, Mathematics
Office: 206C North Hall
Phone: 715-425-4239
Email: grettel.hecht@uwrf.edu
Education:
- University of Wisconsin-River Falls, Secondary Education Mathematics, M.S.
- University of Wisconsin-River Falls, Secondary Education Mathematics, B.S.

Erick Hofacker
Professor, Mathematics; Director of MSE-Mathematics Secondary Education Graduate Program; Director of Mathematics Secondary Education Undergraduate Program
Office: 214C North Hall
Phone: 715-425-4267
Email: erick.b.hofacker@uwrf.edu
Education:
- University of Minnesota, Mathematics Education with Mathematics Minor, Ph.D.
- University of Wisconsin-River Falls, M.S.T (1998)
- University of Wisconsin-River Falls, B.S. (1997)
Areas of Specialization:
- Mathematics Education
- Statistics Education
- Using Technology in the Teaching and Learning of Mathematics and Statistics
- Incorporating Rich Mathematical Tasks into the classroom
- Facilitating Meaningful and Productive Discourse in the classroom
- Providing Professional Development for K-12 math teachers
- Conducting research on classroom interactions
- Mathematical pedagogical content knowledge.

Brooke Krejci
Assistant Professor, Mathematics
Office: 206F North Hall
Phone: 715-425-4290
Email: brooke.krejci@uwrf.edu

Laurel Langford
Professor, Mathematics
Office: 207C North Hall
Phone: 715-425-4360
Email: laurel.langford@uwrf.edu
Education:
- University of California-Riverside, Mathematics, Ph.D.
- Brigham Young University, Mathematics, M.S.
- Brigham Young University, Mathematics, B.S.
Areas of Specialization:
- Topology (2-dimensional knots in 4-space)
- Mathematics education (incorporating problem solving in elementary mathematics teaching)
- Geometry (non-euclidean geometry)
- Algebra (n-categories and applications of algebra to weaving)

Michael Loper
Assistant Professor, Mathematics
Office: 204B North Hall
Phone: 715-425-4718
Email: michael.loper@uwrf.edu
Education:
- University of Minnesota, Mathematics, Ph.D.
- University of Minnesota, Mathematics, M.S.
- University of Wisconsin-Eau Claire, B.S.
Areas of Specialization:
- Commutative Algebra
- Algebraic Geometry
- Combinatorics
- Mathematics Education
- Financial Mathematics
- Mathematics in Sports

Philbin McCleary
Lecturer, Mathematics
Office: 204A North Hall
Email: mccleary.philbin@uwrf.edu

Kathy Tomlinson
Professor, Mathematics
Office: 206B North Hall
Phone: 715-425-4677
Email: kathy.tomlinson@uwrf.edu
Education:
- Rice University, Mathematics, PhD..
- Rice University, Mathematics, M.A.
- University of Colorado, Applied Mathematics, B.A.
Areas of Specialization:
- Differential Equations
- Complex Analysis
- Mathematical Modeling
- Montessori Mathematics

Alexandru Tupan
Professor, Mathematics
Office: 204E North Hall
Phone: 715-425-4685
Email: alexandru.tupan@uwrf.edu
Education:
- Johns Hopkins University, Mathematics, Ph.D.
- University of Bucharest, Mathematics, Ph.D.
Faculty Emeriti
- Kathryn Ernie, Professor Emeritus
- Joyce Kapszukiewicz, Lecturer Emeritus
- Pamela Katzman, Associate Professor Emeritus
- Don Leake, Professor Emeritus
- Edward Mealy, Professor Emeritus
- Ed Rang, Professor Emeritus
- James Senft, Professor Emeritus
- Steve List, Professor Emeritus
- Pete Vadlamudi, Professor Emeritus
- Bruce Williamson, Professor Emeritus
- David Yurchak, Professor Emeritus
- Keith Chavey, Professor Emeritus
- Robert Coffman, Professor Emeritus
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