Chalie Patarapichayatham received her Ph.D. in Educational Measurement and Evaluation from Chulalongkorn University, Thailand in 2010. She is currently a research associate at BRT. She is also a visiting scholar in the Department of Educational Methodology, Policy, and Leadership at the UO and collaborates with faculty in the department on research papers on various psychometric topics.

Patarapichayatham's primary research interest is psychometrics, focusing on item response theory (IRT), multilevel modeling, structural equation modeling (SEM), differential item functioning (DIF), testlet modeling, growth modeling, and latent class analysis.

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