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Captioning Key

Guidelines and best practices for captioning educational videos.

The information in Captioning Key is applicable to anyone providing captioning of all types of media at various levels. Learn about captioning presentation, sound effects, speaker identification, and more.

Captioning is the key to opening up a world of information for persons with hearing loss or literacy needs. There are more than 30 million Americans with some type of hearing loss. Millions of others are illiterate, learning to read, or use English as a second language.