William Therrien Profile Photo

William J. Therrien

  • Thomas G. Jewell Professor of Education
  • Director, STAR Research in Practice
Currently inviting Ph.D. applications for fall 2025

Office Location

Bavaro Hall 206C
PO Box 400277
417 Emmet Street S
Charlottesville, VA 22903

Biography

Bill Therrien, Ph.D., BCBA, holds the Thomas G. Jewell Professorship of Special Education. He is the president of the Aletheia Society, which seeks to democratize special education research (https://aletheia-society.org/). The Aletheia Society’s goal is to promote rigor and openness in special education research and, in turn, improve services for children with disabilities. Therrien is also the co-director and co-founder of the Special Education Research Accelerator (SERA) (https://edresearchaccelerator.org/), a groundbreaking platform that unites research teams to collaboratively conduct high-quality, large-scale, and open studies with diverse samples in special education.

Additionally, Therrien serves as the co-editor of two prominent journals: The Journal of Special Education (https://journals.sagepub.com/home/SED), a flagship journal in the special education field, and Research in Special Education (RiSE) (https://journals.aperio.press/rise/submissions/), a new all open-access journal with no fees, supported by the University of Virginia Libraries and the Aletheia Society.

Therrien has extensive experience designing and evaluating academic programming for students with learning disabilities and autism, particularly in science and reading. His work spans a variety of methods, including single-subject, experimental, and quasi-experimental research designs. He has conducted numerous meta-analyses in reading, science, and special education. Therrien has successfully directed and co-directed numerous federal and state grants, securing over $30 million in funding from agencies such as the National Science Foundation (NSF), the Office of Special Education Programs (OSEP), and the Institute of Education Sciences (IES).

Education

Ph.D., The Pennsylvania State University
M.Ed., Arizona State University
B.A., The Pennsylvania State University

Curriculum Vitae

Featured Research

Promoting Open Science to increase the Trustworthiness of Evidence in Special Education

We propose that researchers in special education adopt emerging open-science reforms, such as preprints, data and materials sharing, preregistration of studies and analysis plans, and Registered Reports.

Promoting Open Science to Increase the Trustworthiness of Evidence in Special Education

We discuss how adopting open-science practices can advance the quality of research and, consequently, policy and practice in special education.

Introduction to Special Issue: Null Effects and Publication Bias in Learning Disabilities Research

In this article, we first define null findings and publication bias as they relate to group and single‐subject instructional intervention research. We then explore the prevalence of instructional intervention studies that report null findings in the learning disabilities literature.

Introduction to Special Issue: Null Effects and Publication Bias in Learning Disabilities Research

In this article, we first define null findings and publication bias as they relate to group and single-subject instructional intervention research.

Null Effects and Publication Bias in Special Education Research

This special issue of Behavioral Disorders provides an outlet for methodologically sound studies with null findings.

Recommendations for Replication Research in Special Education: A Framework of Systematic, Conceptual Replications

The purpose of this article is to consider the potential benefits of conceptualizing special education intervention research within a framework of systematic, conceptual replication.

Replication Research and Special Education

This article introduces the special issue on replication of special education intervention research by first providing an overview of concepts and issues related to replication.

Progeny Review: An Alternative Approach for Examining the Replication of Intervention Studies in Special Education

In this review, we examined the extent and nature of replication of intervention research in special education using an “article progeny” approach and a three-pronged definition of replication (direct, conceptual, intervention overlap).

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