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Samantha Anderson, PhD, Assistant Professor. Methodological Interests: Sample size planning and power analysis, replication methodology, effect size, missing data handling, experimental design, longitudinal data analysis. Substantive interests: stress and depression, developmental psychology, health research. Current Editorial Board Member: Psychological Methods.
Mike Edwards, PhD, Associate Professor. Research Interests: item response theory (IRT), computerized adaptive testing (CAT), factor analysis (exploratory, confirmatory, and everything in between), psychometrics (especially validity), measures of model fit, local dependence, and structural equation modeling (SEM). Current Associate Editor: Multivariate Behavioral Research. Current Editorial Board Member: Archives of Scientific Psychology, Psychological Methods, & Quality of Life Research.
Kevin Grimm, PhD, Professor. Methodological Interests: Longitudinal data analysis, structural equation modeling, growth modeling, multiple group analysis, and growth mixture models. Substantive Interests: Cognitive development, achievement, and impacts of non-academic skills on achievement. Lab: Health and Developmental Methods Lab
David MacKinnon, PhD, Foundation Professor. Methodological Interests: Statistical methods in prevention research; development and application of mediation analysis; analysis of variance and categorical data analysis methods. Substantive interests: Effects of warnings on behavior, applied cognitive psychology, and the mechanisms by which prevention programs are effective. Lab: Research in Prevention Lab.
Daniel McNeish, PhD, Assistant Professor. Methodological Interests: Models for correlated and clustered data, mixed effects models, small sample analysis, growth models, structural equation models, and Bayesian methods. Substantive interests: Educational and clinical psychology.
Stephen West, PhD, Professor. Methodological interests: Experimental, quasi-experimental and longitudinal designs; causal inference, structural equation modeling, multiple regression analysis, mediation analysis, statistical graphics and exploratory data analysis, longitudinal and multilevel data analysis. Substantive interests: personality research, applied social psychology, particularly prevention related issues in health, mental health, substance abuse, and education. Currently Associate Editor: Multivariate Behavioral Research. Past Editor: Psychological Methods.
Leona Aiken, PhD, President's Professor. Methodological interests: Interactions in multiple regression analysis; design innovations (e.g., retrospective pretests in program evaluation, utilization of multiple designs in common settings to estimate treatment effect sizes). Substantive interests: Health psychology, prevention interventions to enhance women's health. Past Associate Editor, American Psychologist.
Sanford Braver PhD, University of Michigan. Methodological Interests: Research designs that optimize generalizability; statistical approaches to detecting mediation; time series analyses; issues regarding missing data or self-selection biases; experimental designs for field settings; mutually canceling effects in research. Substantive interests: Family psychology, prevention research, fathering behaviors, conflict resolution.
George Knight, PhD, Professor, Riverside. Methodological interests: Cross-group measurement equivalence, research methods for studying diverse populations, multiple regression, and meta-analysis. Substantive interests: prosocial behavior; development of cooperative, competitive and individualistic behavioral styles; cross-cultural issues; and the development of ethnic identity in Mexican American children.