Full-Time Faculty
Meet our Faculty
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/08/Ali-Arab-100-by-120-Ali-Arab-150x150.jpg)
Ali Arab
Position: Associate Professor, Director of Graduate Studies
Interests: Statistical methods for time series and spatiotemporal processes with an emphasis on ecology, environmental studies, and epidemiology problems.
Email: ali.arab@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2019/03/caraballo.jpg)
David Caraballo
Position: Associate Professor
Interests: Geometric measure theory, variational problems, interface evolution models, curvature flows, geometric optimization, geometric analysis, convexity, inequalities, image analysis.
Email: dgc3@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/12/der_chen_chang-150x150.png)
Der-Chen Chang
Position: McDevitt Chair in Mathematics and Computer Science, Senior Advisor to the Provost for China Initiatives
Interests: Fourier analysis on Euclidean spaces, partial differential equations with applications to differential geometry, fluid dynamics.
Email: chang@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2022/07/JennyDanBOS-90-150x150.jpg)
Daniel Cuzzocreo
Position: Assistant Teaching Professor
Interests: Dynamical systems, complex dynamics, complex analysis, ordinary differential equations.
Email: dc1438@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2024/09/Matthias5-150x150.jpg)
Matthias Eller
Position: Professor
Interests: Partial differential equations, inverse problems, microlocal analysis, Carleman estimates and unique continuation, hyperbolic boundary value problems, boundary controllability.
Email: mme4@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/11/John-Extejt-John-Extejt-150x150.jpg)
John Extejt
Position: Lecturer
Interests: Calculus pedagogy.
Email: je686@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2019/03/fan.jpg)
Haitao Fan
Position: Professor
Interests: Differential equations, numerical analysis and mathematical modeling, with applications to traffic flows, fluid flows involving phase changes and hysteresis, and finance.
Email: fanh@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2019/03/Sarah.jpg)
Sara Gharahbeigi
Position: Associate Teaching Professor
Interests: Algebraic geometry.
Email: sg1120@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2022/07/BenHG_headshot-150x150.jpg)
Benjamin Harrop-Griffiths
Position: Assistant Professor
Interests: Partial differential equations, analysis, nonlinear waves, fluid mechanics.
Email: bh772@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2024/08/MatthewHawks05225-150x150.jpg)
Matthew Hawks
Position: Assistant Teaching Professor, Chamberlain Project Retiring Officer Teaching Fellow
Interests: Statistics pedagogy, graph-theoretic statistics
Email: mh2315@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2019/03/leviyang.jpg)
Sivan Leviyang
Position: Associate Professor
Interests: Mathematical and statistical models of the immune response to viral infection through analysis of experimental datasets.
Email: sr286@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2023/08/ZheLIU_photo-e1691084080541-150x150.jpeg)
Zhe Liu
Position: Assistant Teaching Professor
Interests: Functional analysis, operator algebras (in particular algebras of operators affiliated with finite von Neumann algebras).
Email: zl602@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2019/03/erblin-mehmetaj_0.jpg)
Erblin Mehmetaj
Position: Associate Teaching Professor, Director of Undergraduate Studies
Interests: Ergodic theory, dynamical systems, and active learning pedagogy.
Email: em1109@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/11/GHSS_headshot-Mark-Meyer-150x150.png)
Mark Meyer
Position: Associate Professor
Interests: Functional data analysis, Bayesian statistics, longitudinal data and mixed modeling, categorical data, and biostatistics.
Email: mjm556@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/12/nicole_meyer-150x150.png)
Nicole Meyer
Position: Associate Teaching Professor
Interests: Statistics pedagogy.
Email: knm6@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/11/Screen-Shot-2020-08-18-at-2.25.30-PM-Oded-Meyer-150x150.png)
Oded Meyer
Position: Teaching Professor
Interests: Statistics pedagogy.
Email: ogm@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2019/03/Miller-150x118.jpg)
Judith Miller
Position: Professor
Interests: Model development, analysis, and simulations that contribute to the theory of nonlinear partial differential equations (PDE), related systems such as integrodifference equations, and nonlinear waves.
Email: jrm32@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2023/08/photoNormal-e1691162063243-150x150.jpg)
Bogdan Raita
Position: Assistant Professor
Interests: Calculus of variations, linear PDE, image processing, algebraic geometry.
Email: br607@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2022/08/raney-150x150.jpg)
Michael Raney
Position: Teaching Professor
Interests: Configurations, matroids.
Email: mwr23@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/12/mahlet_tadesse-150x150.png)
Mahlet Tadesse
Position: Professor, Department Chair
Interests: Bayesian inference, high-dimensional data analysis, Markov chain Monte Carlo methods, mixture models, statistical genomics, variable selection.
Email: mgt26@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2019/03/vassiliadou.jpg)
Sophia Vassiliadou
Position: Associate Professor
Interests: Complex geometry (in particular singular complex spaces), tools from commutative algebra to understand invariants of singularities or properties of some naturally defined modules on varieties that can detect whether a variety is smooth or not.
Email: sv46@georgetown.edu
![](https://mathstat.georgetown.edu/wp-content/uploads/sites/90/2021/12/maryam_yashtini-150x150.jpeg)
Maryam Yashtini
Position: Assistant Professor
Interests: Numerical Optimization, Scientific Computing, Variational Methods, and Imaging
Email: my496@georgetown.edu