Education, Washington D.C. Bill Kastner: The Man Behind Closed Captioning First Sears Telecaption adapter advertised in 1980 Sears catalog BBC Best Practice Guidelines for Captioning and Subtitling (UK) EBU-TT-D Subtitling (Captions) Distribution Format Subtitling Assistive technology Deafness Television terminology High-definition television Transcription (linguistics) de:Untertitel#Technische Ausführungen