American Speech-Language-Hearing Association (ASHA): www.asha.org
ASHA is the professional, scientific, and credentialing association for more than 123,000 members and affiliates who are audiologists, speech-language pathologists, and speech, language, and hearing scientists.

California Speech-Language-Hearing Association (CSHA): www.csha.org
A professional organization of speech-language pathologists and audiologists advancing services to children and adults with communication and related disorders. CSHA is chartered under California law as a non-profit corporation and qualified by federal IRS as a 501(c)(6) organization for tax-exemption purposes.