Research Interests
I am interested in psychometrics and latent variable modeling. My current research includes item response theory, response times, copula theory, structural equation modeling, Bayesian analysis, problem-solving process data analysis, and AI evaluation.
Education
Statistics, MS, University of Illinois Urbana-Champaign
Psychology, MA, Sungkyunkwan University
Psychology and Statistics, BA, Sungkyunkwan University
Courses Taught
PSYC 490 Measurement & Test Develop Lab
PSYC 301 Psychological Statistics
PSYC 235 Intro to Statistics
External Links
Ida Lawrence Research Summer Internship at ETS (2024)
Recent Publications
Kwon, S., Zhang, S., Köhn, H. F., & Zhang, B. (2025). MCMC stopping rules in latent variable modelling. British Journal of Mathematical and Statistical Psychology, 78(1), 225-257.
Choi, J., Kwon, S., & Zhang, B. (2025). A Structural After Measurement Approach to Bifactor Predictive Models. Structural Equation Modeling: A Multidisciplinary Journal, 32(2), 173-186.