
- Nonlinear Programming and its Applications
- Mixed Integer Nonlinear Programming
- Sparse Matrix Computing, Graph Partitioning
- Inverse Problems in Medical Imaging and Petrophysics
- Derivative Free Optimization
- SIAM Travel Award, SIAM Annual Meeting, 2004
- Keene Dissertation Fellowship , Univ. of Florida, Spring 2006
- SIAM best student paper prize, 2006
address: Institute for Mathematics and Its Applications, Univ. of Minnesota,