As a faculty member with joint appointments in both Epidemiology and Biostatistics, Dr. Wang’s current methodological researches focus on statistical challenges encountered in epidemiological studies, including assessment of timing of effect in survival analysis, causal inferences for clustered data, evaluation of etiological disease heterogeneity, methods for pooling biomarker data, and measurement error and missing data problems. She has also developed semi-parametric methods for reducing the impact of nuisance parameters.