Program Leadership and Staff
![Stacey McCrary, MSW](https://iri.wustl.edu/files/2021/11/stacey-280x386.jpg)
Stacey McCrary, MSW
IRI Program Manager | Brown School of Social Work, Washington University in St. Louis
![Byron Powell](https://iri.wustl.edu/files/2021/11/byron-powell-283A0773-2-Use-for-headshots-and-website-fed0672a84cb6bb2-e1708962586836-280x386.jpg)
Byron Powell
IRI Associate Director Designee | Brown School of Social Work, Washington University in St. Louis
Core Faculty
![Leopoldo J Cabassa, PhD](https://iri.wustl.edu/files/2021/11/cabassa-leopoldo-bio-280x386.jpg)
Leopoldo J Cabassa, PhD
IRI Core Faculty | Brown School of Social Work, Washington University in St. Louis
![Emma Beth McGinty, PhD](https://iri.wustl.edu/files/2021/11/hart1372-2-280x386.jpg)
Emma Beth McGinty, PhD
IRI Core Faculty | Center for Mental Health and Addiction Policy Research | Weill Cornell Medical College
![Brian S Mittman, PhD](https://iri.wustl.edu/files/2021/11/Mittman-Brian-March2012-1MB-1-280x386.jpg)
Brian S Mittman, PhD
IRI Core Faculty | Department of Research and Evaluation, Kaiser Permanente Southern California
![Lawrence A Palinkas, PhD](https://iri.wustl.edu/files/2021/11/d0d36b53f3b54177fa983c83b87f1e751500584292_o-280x386.jpg)
Lawrence A Palinkas, PhD
IRI Core Faculty | Suzanne Dworak-Peck School of Social Work, University of Southern California
![Maureen Stewart, PhD](https://iri.wustl.edu/files/2023/07/download-280x386.jpg)
Maureen Stewart, PhD
IRI Core Faculty | The Heller School for Social Policy and Management, Brandeis University
![Lindsey Zimmerman, PhD](https://iri.wustl.edu/files/2021/11/cropped-lindsey_2018sm-e1535695032367-280x386.jpg)
Lindsey Zimmerman, PhD
IRI Core Faculty | National Center for PTSD, Dissemination and Training Division