Faculty and Staff

Marie-Anne Demuynck, Ph.D., Professor and Interim Chair of Mathematics and Computer Science
Ph.D. from University of North Texas
M.S. from Texas Woman’s University
M.A. from Catholic University of Leuven, Belgium
B.A. from Catholic University of Leuven, Belgium

Office: MCL 302D
Phone: 940.898.2178
email: MDemuynck@twu.edu
Teaching interests: computer science, informatics and mathematics

Catherine Banks, M.S., Senior Lecturer
M.S. from Stephen F. Austin State University
B.S. from Stephen F. Austin State University

Office: MCL 416
Phone: 940.898.2770
email: CBanks@twu.edu
Teaching interests: mathematics and mathematics education

Omar Darwish, D.Sc., Assistant Professor 
D.Sc. from Towson University
M.Sc. from Jordan University of Science and Technology
B.Sc. from Jordan University of Science and Technology

Office: MCL 414
Phone: 940.898.2157
email: odarwish@twu.edu 
Teaching interests: computer science and bioinformatics
Research interests: Bioinformatics, RNA-Seq Analysis, Design and Development of Database, web interface and Pipelines for Bioinformatics Applications, Databases, Data Mining.

Don E. Edwards, Ph.D., Professor Emeritus of Mathematics and Computer Science
Ph.D. from Texas Christian University
M.S. from University of North Texas
B.A. from University of North Texas

Office: MCL 302B
Phone: 940.898.3275
email: DEdwards@twu.edu
Teaching interests: computer science, informatics and mathematics

Brandi Falley, Ph.D., Associate Professor
Ph.D. from Baylor University
M.S. from Baylor University
B.A. from Ouachita Baptist University

Office: MCL 413
Phone: 940.898.2176
email: bfalley@twu.edu
Teaching interest: mathematics

David Gardner, Ph.D., Associate Professor
Ph.D. from University of North Texas
M.S. from University of North Texas
B.A. from University of North Texas

Office: MCL 421
Phone: 940.898.2162
email: dgardner@twu.edu
Teaching interest: computer science

Jonathan Gratch, Ph.D., Assistant Professor 
Ph.D. from University of North Texas
M.A. from Bond University, Australia
B.A. from Texas Christian University

Office: MCL 302G
Phone: 940.898.2175
email: jgratch@twu.edu 
Teaching interests: computer science and informatics

Ellina Grigorieva, Ph.D., Professor
Ph.D. from Lomonosov Moscow State University
M.S. from Lomonosov Moscow State University

Office: MCL 423
Phone: 940.898.2452
email: EGrigorieva@twu.edu
Teaching interests: Mathematics and computer science
Research interests: Modeling and Optimal Control of Complex Dynamical Bio-Systems (epidemics, HIV, autoimmune disorders), Differential Games in Business and Economics, and Math Education

Mark Hamner, Ph.D., Associate Professor/Assistant Provost for Institutional Research and Data Management
Ph.D. from Baylor University
M.S. from Baylor University
B.A. from University of Texas at Austin

Office: ACT 912
Phone: 940.898.3013
email: MHamner@twu.edu
Teaching interest: mathematics

Winifred Mallam, Ph.D., Professor
Ph.D. from University of Jos, Nigeria
M.S.S.E. from Texas Woman's University
B.A. from Shaw University

Office: MCL 417
Phone: 940.898.2174
email: WMallam@twu.edu
Teaching interest: mathematics and mathematics education

Junalyn Navarra-Madsen, Ph.D., Professor
Ph.D. from University of Texas at Dallas
M.S. from University of Texas at Dallas
B.S. from University of St. La Salle

Office: MCL 302E
Phone: 940.898.2168
email: JNavarramadsen@twu.edu
Teaching interest: mathematics

Ryan Sides, Ph.D., Assistant Professor 
Ph.D. from Baylor University
M.S. from Sam Houston State University
B.S.E. from East Texas Baptist University

Office: MCL 412
Phone: 940.898.2165
email: rsides@twu.edu 
Teaching interests: statistics

Shawnda Smith, Ph.D., Assistant Professor 
Ph.D. from Texas State University
M.A. from University of Texas at Austin
B.A. from University of Texas at Austin

Office: MCL 415
Phone: 940.898.2905
email: ssmith115@twu.edu 
Teaching interests: mathematics and mathematics education

Ann Wheeler, Ph.D., Associate Professor
Ph.D. from the University of Northern Colorado
M.S.E. from Henderson State University
B.S. from Henderson State University

Office: MCL 418
Phone: 940.898.2161
email: awheeler2@twu.edu
Teaching interests: mathematics and mathematics education

Wen Xu, Ph.D., Assistant Professor
Ph.D. from University of Texas at Dallas
M.S. from Dalian University of Technology, China
B.S. from Dalian University of Technology, China

Office: MCL 422
Phone: 940.898.2177
email: wxu1@twu.edu 
Teaching interest: computer science

Jian Zhang, Ph.D., Associate Professor
Ph.D. from Tulane University
M.S. from Tulane University
B.S. from Hefei University of Technology, China

Office: MCL 302F
Phone: 940.898.2163
email: jzhang@twu.edu
Teaching interests: computer science and informatics

Elizabeth Del Val, Administrative Assistant

Office: MCL 302
Phone: 940.898.2172
Fax Phone: 940.898.2179
email: mdelval@twu.edu

For questions or information regarding private tutors, please contact the departmental office at 940.898.2166.