Matt Zellner

Assistant Professor, Speech Language Pathology and Audiology
School: School of Health Sciences and Human Performance

Learn more about what we're up to in the ISCL

Recent Lab Presentations & Publications

Presentations

Zellner, M.A. (2025, November). Exploring urban-rural differences in early intervention access: a geographic information systems approach. American Speech-Language-Hearing Association Annual Convention.

Zellner, M.A., Kaat, A.J., & Roberts, M.Y. (2024, June). How does Illinois stack up? Examining the impact of COVID-19 on early intervention service provision in the Land of Lincoln and nationwide. Early Childhood Research Alliance of Chicago (EC-REACH) Annual Research Conference.

Zellner, M.A., Kaat, A.J., & Roberts, M.Y. (2024, February). Examining the Uneven Impact of COVID-19 on EI Using Service Provision Data. Conference on Research Innovations in Early Intervention.

Publications

Zellner, M.A. , Kaat, A.J., & Roberts, M.Y. (2025). The Impact of COVID-19 on Early Intervention Referrals and Enrollments: An Interrupted Time Series Analysis. American Journal of Speech-Language Pathology .

Zellner, M.A. , Grauzer, J., Kaat, A.J., & Roberts, M.Y. (2024). Examining the Impact of COVID-19 on Early Intervention Service Provision for Military Families: A Brief Report. Journal of Early Intervention.

Current Research Studies

View each study page to learn more about the project. This section of the ISCL website is still under construction; more projects will be added soon!

A parent and child are playing with toys on the floor
Project GORGES
Learn more about Project GORGES (Groups Overcoming Roadblocks to Growing self-Efficacy and Skills), a research study evaluating an adaptation of the Project ImPACT intervention.
Example of a map created using GIS software with routing lines
Project MAPS
Learn more about Project MAPS (Mapping Access to Pediatric Services), our ongoing work to explore patterns of service accessibility and utilization using Geographic Information Systems software.
Black box theatre at Ithaca College
Project RIPPLE
Learn more about Project RIPPLE (Relationships in Improv and Play Promoting Lifelong Engagement), a research study evaluating the use of improv theatre to support friendship development in adults with developmental disabilities.