- 1991, Ph.D. in Mathematics, University of Maryland, College Park. Advisor: Professor Ivo Babuska
- 1986, M.S. in Mathematics, Chinese Academy of Sciences. Advisor: Professor Hongci Huang
- 1983, B.S. in Mathematics, Fudan University

- Chair of Department of Mathematics, January 2020 - December 2022
- Director of AMCS, 2007 - January 2020
- Associate Chair and Director of Undergraduate Program, Department of Mathematics, 2005 - 2007
- Professor, Department of Mathematics, 1999 - present
- Professor, AMCS, 1999 - present
- Professor, CCAD, 1999 - present
- Associate Professor, Department of Mathematics, 1996 - 1999
- Associate Professor, AMCS, 1997 - 1999
- Associate Professor, CCAD, 1997 - 1999
- Assistant Professor, Department of Mathematics, 1991 - 1996

- Fellow of the American Mathematical Society, class of 2023
- Honored by the special issue Recent Advances on Inequality Problems: Mathematical Analysis, Numerical Solution, and Applications in Mechanics and Engineering in Nonlinear Analysis: Real World Applications, 2023
- Named a Best Mathematics Scientist in the Research.com ranking of top Mathematics scientists in 2022 (first edition), 2023 (second edition)
- Collegiate Fellow, 2010 - 2015, 2015 - 2020, 2020 - present
- Simons Fellow, 2012