![Campus Image Campus Image](/_resources/images/_general/UDIrvingCampus_UDallas.jpg)
University of Dallas Faculty
![Deanna Soper, Ph.D.](/academics/programs/biology/_images/New%20Headshot.png)
Deanna Soper, Ph.D.
Associate Professor, Biology
![John Soriano](/academics/programs/economics/faculty/soriano-john.jpg)
John Soriano, Ph.D.
Assistant Professor, Economics
![Ellen Steinmiller, Ph.D.](/academics/ud-faculty/directory/images/Steinmiller-Ellen-2019.jpg)
Ellen Steinmiller, Ph.D.
Associate Professor of Analytical Chemistry and Chemistry Department Chair
![Dr. Drew Stenesen](/academics/programs/biology/_images/headshots/Stenesen-Drew-Headshot.jpg)
Drew Stenesen, Ph.D.
Associate Professor, Chair, Biology
![Michael Stodnick](/academics/ud-faculty/directory/images/Stodnick-Michael.jpg)
Todd Stodnick (Michael), Ph.D.
Associate Professor of Operations Management, Gupta College of Business
![Steven Stryer, D.Phil.](/academics/ud-faculty/directory/images/Stryer.jpg)
Steven Stryer, Ph.D.
Associate Professor, English
![Charles Sullivan, Ph.D.](/academics/ud-faculty/directory/images/Sullivan-C.jpg)
Charles Sullivan, Ph.D.
Associate Professor, History
![Arthur Sweeney](/academics/programs/physics/faculty/Arthur_Sweeney.jpg)
Arthur Sweeney
Laboratory Manager, Physics
![David Sweet, Ph.D.](/academics/ud-faculty/directory/images/sweet-david.jpg)
David Sweet, Ph.D.
Associate Professor, Classics
![James Tarbutton](/academics/programs/music/_images/tarbutton-james.jpg)
![Robbie Tedder](/academics/colleges-schools/college-of-business/college-faculty-staff/faculty/_images/tedder-robbie.jpg)
Robbie Tedder, DBA
Adjunct Instructor of Management, Gupta College of Business
Email: rwtedder@5mw6t.com
![Sunela Sarah Thomas](/_resources/images/faculty-profile-placeholder.jpg)
![Dr. Inimary Toby](/academics/programs/biology/_images/headshots/Toby-Inimary-Headshot.jpg)
Inimary Toby, Ph.D.
Associate Professor, Biology
![David Upham, Ph.D., J.D.](/academics/ud-faculty/directory/images/Upham-David.jpg)
David Upham, Ph.D., JD
Senior Fellow in Politics and Law
![Shannon Valenzuela, Ph.D.](/_resources/images/faculty-profile-placeholder.jpg)
Shannon Valenzuela, Ph.D.
Affiliate Assistant Professor, Education and Classical Learning
Email: svalenzuela@5mw6t.com
Office: SB Hall #113
![Kristin Van Cleve, M.M.](/academics/programs/music/_images_faculty/van-cleve-kristin-400w.jpg)
Kristin Van Cleve, MM
Affiliate Director, Music
![Fr. Joseph Van House](/academics/programs/theology/VanHouse_FrJoseph.jpg)
Fr. Joseph Van House, OCist
Affiliate Assistant Professor, Theology
![Placeholder Photo](/academics/ud-faculty/directory/images/Vorwerk.jpg)
Matthias Vorwerk, Ph.D.
Provost, Philosophy
![Patrice Wager](/_resources/images/faculty-profile-placeholder.jpg)
Patrice Wager
Director, Instructional Design/Educational Technology
![Placeholder Photo](/academics/ud-faculty/directory/images/Walsh-Robert.jpg)
Robert Walsh, Ph.D.
Academic Program Director & Associate Professor, Accounting