California Department of Education, Special Education Division

CHARGE Syndrome Foundation

Deafblind International

Helen Keller National Center 

National Center on Deaf-Blindness

National Family Association for Deaf-Blind

OSEP Spanish Glossary Project

Project SALUTE

TEACH California

U.S. Department of Education, Office of Special Education Programs

What Works Clearinghouse, U.S. Department of Education, Institute of Education Sciences