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Graduate students from the Communication Disorders & Science program work with young children in the Speech & Language Clinic.
Some of the CASD Graduate Assistants spreading the word about CASD opportunities on campus!
students at capitol
Graduate students visiting the Illinois state capital to discuss CASD services with our representatives and Illinois residents.

The Center for Autism Spectrum Disorders (CASD) is an interprofessional training and research center providing the Southern Illinois region high-quality services and leadership for individuals with autism spectrum disorder and their families. Our center focuses on Community Service, Student Training, and Research.

Interim Director
Denise Croft, M.S., CCC-SLP

Faculty Consultants
Lesley Shawler, PhD, BCBA
Valerie Boyer, PhD, CCC-SLP
Paul Shawler, PhD, Licensed Clinical Psychologist

Mary Keller, Ed.S., BCBA
Jill Hall, Ed.S., BCBA


Clinical Supervisors
Lesley Shawler, PhD, BCBA
Valerie Boyer, PhD, CCC-SLP
Denise Croft, M.S., CCC-SLP
Manish Goyal, M.A., BCBA
Paul Shawler, PhD

Graduate Assistants
Gabriella Castaneda-Velazquez
Rachel Weisbecker
Misty Anderson
Bayley Eubanks
Marsie Davis

*Email is not secure. It can be hacked and emails can accidentally be sent to the wrong address. Please call the clinic instead with all confidential information (618-453-7130).