Blindness/Visual Impairments

• American Foundation for the Blind
• Access Unlimited-Braille Services
• American Council of the Blind
• Helen Keller National Center for the Deaf & Blind
• National Federation of the Blind
• Royal National Institute for the Blind
• UMN Braille Guide

Deaf/Hard of Hearing

• Captioned Films/Videos for the Deaf
• Deaf World Web
• Gallaudet University
• Helen Keller National Center for the Deaf & Blind
• National Association for the Deaf (NAD)
• National Technical Institute for the Deaf
• Self Help for Hard of Hearing People, Inc. (SHHH)
• Sign Language Associates
• The Deaf Magazine
• UMN ASL Guide

Head/Brain Injury

• Brain Injury Association
• Head Injury Hotline
• National Spasmodic Torticollis Association

Learning Disabilities

• Administration on Development Disabilities
• Attention Deficit Disorder (ADD or ADHS online)
• Children and Adults with Attention Deficit Disorder
• Council for Learning Disabilities
• Dyslexia Information for Parents and their Children
• International Dyslexia Association
• National Center for Learning Disabilities
• Recordings for the Blind and Dyslexic
• The Adult Dyslexia Organization
• Three Dyslexia Sources

Mental Illness

• The ARC 
• National Alliance for the Mentally Ill
• National Mental Health Association

Parkinson's

• American Parkinson's Disease Association
• National Parkinson Foundation, Inc.
• Parkinson's Disease Foundation