Publications

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(2019). Current practices in meta-regression in psychology, education, and medicine. Research Synthesis Methods, forthcoming.

Preprint Dataset Journal

(2018). A history of meta-regression: Technical, conceptual, and practical developments between 1974 and 2018. Research Synthesis Methods, forthcoming.

Preprint Journal

(2018). Testing for funnel plot asymmetry of standardized mean differences. Research Synthesis Methods, forthcoming.

Preprint Code Journal

(2018). Small sample methods for cluster-robust variance estimation and hypothesis testing in fixed effects models. Journal of Business and Economic Statistics, 36(4), 672–683.

Preprint Journal R package

(2018). Between-case standardized effect size analysis of single case design: Examination of the two methods. Research in Developmental Disabilities, 79, 88-96.

Journal

(2018). A gradual effects model for single-case designs. Multivariate Behavioral Research, forthcoming.

Preprint Supplementary materials R package Web app Journal

(2018). Single-case synthesis tools II: Comparing overlap measures and parametric effect sizes for synthesizing antecedent sensory-based interventions. Research in Developmental Disabilities, 79, 65-76.

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(2018). Single-case synthesis tools I: Evaluating the quality and rigor of research on antecedent sensory-based interventions. Research in Developmental Disabilities, 79, 19-32.

Journal

(2017). Introduction to the special issue on single-case systematic reviews and meta-analysis. Remedial and Special Education, 38(6), 323–330.

Journal

(2017). A meta-analysis of technology-aided instruction and intervention for students with ASD. Remedial and Special Education, 38(6), 371–386.

Journal

(2017). A meta-analysis of school-based group contingency interventions for students with challenging behavior: An update. Remedial and Special Education, 38(6), 353–370.

Preprint Supplementary materials Journal

(2017). Functional assessment-based interventions for students with or at-risk for high incidence disabilities: Field-testing single-case synthesis methods. Remedial and Special Education, 38(6), 331–352.

Journal

(2017). Research synthesis and meta-analysis of single-case designs. In J. M. Kauffman, D. P. Hallahan, & P. C. Pullen (Eds.), Handbook of Special Education, 2nd Edition. New York, NY: Routledge.

PDF

(2016). Between-case standardized mean difference effect sizes for single-case designs: A primer and tutorial using the scdhlm web application. Oslo, Norway: The Campbell Collaboration.

PDF R package Web app

(2015). Small-sample adjustments for tests of moderators and model fit using robust variance estimation in meta-regression. Journal of Educational and Behavioral Statistics, 40(6), 604–634.

Preprint Journal R package

(2015). Religion, spirituality, and physical health in cancer patients: A meta-analysis. Cancer, 121(21), 3760–3768.

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(2015). A meta-analytic review of religious or spiritual involvement and social health among cancer patients. Cancer, 121(21), 3779–3788.

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(2015). A meta-analytic approach to examine the relationship between religion/spirituality and mental health in cancer. Cancer, 121(21), 3769–3778.

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(2015). Four methods for analyzing partial interval recording data, with application to single-case research. Multivariate Behavioral Research, 50(3), 365–380.

Preprint Supplementary materials Journal

(2014). Design-comparable effect sizes in multiple baseline designs: A general modeling framework. Journal of Educational and Behavioral Statistics, 39(5), 368–393.

Preprint Supplementary materials Journal R package Web app

(2014). Analyzing single-case designs: d, G, hierarchical models, Bayesian estimators, generalized additive models, and the hopes and fears of researchers about analyses. In T. R. Kratochwill & J. R. Levin (Eds.), Single-Case Intervention Research: Methodological and Data-Analysis Advances. Washington, D.C.: American Psychological Association.

(2014). Analysis and meta-analysis of single-case designs with a standardized mean difference statistic: A primer and applications. Journal of School Psychology, 52, 123–147.

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(2013). A standardized mean difference effect size for multiple baseline designs. Research Synthesis Methods, 4(4), 324–341.

Journal R package Web app

(2013). A d-statistic for single-case designs that is equivalent to the usual between-groups d-statistics. Neuropsychological Rehabilitation, 24(3-4), 528–553.

Journal

(2013). Operationally comparable effect sizes for meta-analysis of single-case research. Dissertation. Northwestern University, Department of Statistics.

PDF Synopsis

(2012). A standardized mean difference effect size for single case designs. Research Synthesis Methods, 3, 224–-23.

Journal R package Web app

(2009). Question-order effects in social network name generators. Social Networks, 31(4), 221–229.

Preprint Dataset Journal