Research Interests

• Psychometrics
• Latent Variable Models
• Multivariate Categorical Data Analysis

Current Positions

• Professor, Department of Statistics, University of Illinois at Urbana-Champaign
• Director, MS Program in Statistics, University of Illinois at Urbana-Champaign

Education

• BS, Mathematics, University of Illinois at Urbana-Champaign, 1990
• PhD, Statistics, University of Illinois at Urbana-Champaign, 1995