• Ph.D. candidate in Statistics, Penn State University, 2018-present.
  • B.S. in Mathematics, Renmin University of China, 2014-2018.
  • B.A. in Finance, Renmin University of China, 2014-2018.


  • High-dimensional statistical learning.
  • Robust statistics.
  • Statistical applications in healthcare, social behavioral science, and other domains.


  • Model-free conditional feature screening with FDR control
    Tong, Z., Cai, Z., Yang, S. and Li, R.
    Journal of American Statistical Association, 2022
  • Subtypes of dual users of combustible and electronic cigarettes: longitudinal changes in product use and dependence symptomatology
    Buu, A., Tong, Z., Cai, Z., Li, R., Yang, J.J., Jorenby, D.E. and Piper, M.E.
    Nicotine & Tobacco Research, 2022
  • The situational contexts and subjective effects of co-use of electronic cigarettes and alcohol among college students: an ecological momentary assessment (EMA) study
    Yang, J.J., Lin, H.C., Ou, T.S., Tong, Z., Li, R., Piper, M.E. and Buu, A.
    Drug and Alcohol Dependence, 2022


  • 2019 Summer & 2020 Summer: STAT 480 (Introduction to SAS).


  • JSM Travel Award, Nonparametric Section, American Statistical Association, 2021.
  • Distinguished Graduate Fellowship, Penn State, 2018-2020.
  • Outstanding Graduate, Beijing Municipal Education Commission, 2018.
  • Mitacs (Canada) and China Scholarship Council Research Scholarship, 2017.