According to research published in Exceptional Children, IRIS was among only a handful of sites to receive top ratings for both levels of trust and quality of evidence. Click the link to learn more about it and more about other recent IRIS accomplishments.
Use this glossary to look up the definitions for the disability related terms covered in many of our resources.
The seven-stage process often enacted by students who exhibit behavioral problems: Calm Phase, Trigger Phase, Agitation Phase, Acceleration Phase, Peak Phase, De-escalation Phase, and Recovery Phase. Acting-out behavior is that characterized as inappropriate, aggressive, or destructive.