Johnny Zhang

Professor in Quantitative Psychology

johnny.jpg

Lab for Big Data Methodology

Department of Psychology

University of Notre Dame

Dr. Johnny Zhang is a Professor of Quantitative Psychology at the University of Notre Dame. He is the director of the Lab for Big Data Methodology at Notre Dame. His research aims to develop better statistical methods and software in the areas of education, health, management, and psychology. He has conducted research in Bayesian methods, Big data analysis, Structural equation modeling, Longitudinal data analysis, Mediation analysis, and Statistical computing and programming. His most recent research involves the development of new methods for social network and text analysis. Dr. Zhang is a fellow of the American Psychological Association and an elected member of the Society of Multivariate Experimental Psychology. Dr. Zhang is the Editor of the Journal of Behavioral Data Science.

news

latest posts

Nov 02, 2025 New Personal Website

selected publications

  1. Bayesian Growth Curve Modeling with Measurement Error in Time
    Lijin Zhang, Wen Qu, and Zhiyong Zhang
    Multivariate Behavioral Research, Mar 2025
  2. Practical statistical power analysis using Webpower and R
    Zhiyong Zhang and Ke-Hai Yuan
    Mar 2018
  3. Univariate and multivariate skewness and kurtosis for measuring nonnormality: Prevalence, influence and estimation
    Meghan K. Cain, Zhiyong Zhang, and Ke-Hai Yuan
    Behavior Research Methods, Oct 2016
  4. Robust Coefficients Alpha and Omega and Confidence Intervals With Outlying Observations and Missing Data: Methods and Software
    Zhiyong Zhang and Ke-Hai Yuan
    Educational and Psychological Measurement, Jul 2015
  5. Methods for Mediation Analysis with Missing Data
    Zhiyong Zhang and Lijuan Wang
    Psychometrika, Jan 2013