Faculty and Staff

Faculty

Ann Wheeler

Ann Wheeler, PhD

Interim Division Head of Mathematics and Professor

PhD Educational Mathematics, University of Northern Colorado;
MSEd Mathematics Education, Henderson State University;
BS Mathematics, Henderson State University

Office: MCL 418
Phone: 940-898-2161
email: awheeler2@twu.edu

Teaching interests: mathematics and mathematics education

See Dr. Wheeler’s full profile
Tasha Bass

Tasha Bass, MS

Lecturer I

MS Mathematics, Texas Woman’s University;
BS Mathematics, Texas Woman’s University

Office: MCL 421
Email: nbass@twu.edu

Teaching interests: mathematics

Sarah Cooley

Sarah Cooley, MS

Lecturer I

MS Mathematics Teaching, Texas Woman’s University;
BS Mathematics Education and Deaf Education, Texas Woman’s University;
AA Sign Language Interpreting, Collin College

Office: MCL 413
Email: scooley1@twu.edu

Research interests: mathematics and mathematics education

Brandi Falley

Brandi Falley, PhD

Interim Dean of Undergraduate Studies and Professor

PhD Statistics. Baylor University;
MS Statistics, Baylor University;
BA Psychology, Ouachita Baptist University

Office: MCL 302
Phone: 940-898-2176
Email: bfalley@twu.edu

Teaching interest: mathematics

See Dr. Falley’s full profile
Lorianne Gillander

Lorianne Gillander, MS

Lecturer I

MS Mathematics Teaching, Texas Woman’s University;
BS General Studies, Texas Woman’s University

Office: MCL 417
Phone: 940-898-2174
Email: lgillander@twu.edu

Teaching interests: mathematics

Ellina Grigorieva

Ellina Grigorieva, PhD

Professor of Mathematics

PhD in Mathematical and Physical Sciences, Lomonosov Moscow State University
MS, Lomonosov Moscow State University

Office: OMB 302
Phone: 940-898-2452
Email: egrigorieva@twu.edu

Teaching interests: Mathematics, math education, and computer-aided modeling.
Research interests: Differential equations and optimal control of cancer and infectious diseases;  modeling strategic decision-making in business and economics; and the development of methods for solving complex math problems.

See Dr. Grigorieva’s full profile
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Mark Hamner, PhD

Professor/Vice Provost for Institutional Research & Improvement

PhD Statistics, Baylor University;
MA Statistics, Baylor University;
MS Statistics, Baylor University;
BA Mathematics, University of Texas at Austin

Office: ACT 912
Phone: 940-898-3013
Email: mhamner@twu.edu

Teaching interest: mathematics

Alexis Hardesty

Alexis Hardesty, PhD

Assistant Professor

PhD Mathematics, Texas Tech University;
MS Mathematics, Texas Tech University;
BA Mathematics, Texas Tech University

Office: MCL 416
Email: ahardesty1@twu.edu

See Dr. Hardesty’s full profile
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Junalyn Navarra-Madsen, PhD

Professor

PhD Applied Mathematics, University of Texas at Dallas;
MS Mathematics, University of Texas at Dallas;
BS Mathematics Education, University of St. La Salle

Office: MCL 302E
Phone: 940-898-2168
Email: jnavarramadsen@twu.edu

Teaching interest: mathematics

Shawnda Smith

Shawnda Smith, PhD

Associate Professor

PhD Mathematics Education, Texas State University;
MA Mathematics, University of Texas at Austin;
BA Mathematics, University of Texas at Austin

Office: MCL 415
Phone: 940-898-2905
Email: ssmith115@twu.edu

Teaching interests: mathematics and mathematics education

Micah Thornton

Micah Thornton, PhD

Assistant Professor

PhD Joint Program-Biostatistics, Southern Methodist University & UT Southwestern Medical Center;
MS Computer Engineering, Southern Methodist University;
BS Computer Engineering and Statistical Science, Southern Methodist University

Office: MCL 421

Teaching interests: statistics and mathematics, biostatistics, numerical analysis
Research interests: cardiovascular disease and treatment, healthcare and clinical informatics, bioinformatics, stochastic analysis and causality

Emeritus Faculty Adjunct faculty Dual credit instructors

For questions or information regarding private tutors, please contact the departmental office at 940-898-2166.

Page last updated 8:56 AM, February 11, 2026