Illinois Department of Human Services (DHS)
http://www.dhs.state.il.us/page.aspx

Journal of Applied Behavioral Analysis
http://seab.envmed.rochester.edu/jaba/

The Resource Center for Autism and Developmental Delays
http://www.uic.edu/educ/cfl/tap.html

The Autism Program of Illinois (TAP)
http://www.theautismprogram.org/