The man who taught deaf mutes to speak (Alexander Graham Bell).
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003638:Deafness / Q000266:history* / Q000534:rehabilitation*; D004493:Education; D004519:Education, Special; D005197:Famous Persons; D005260:Female; D049673:History, 20th Century; D006801:Humans; D008297:Male; D013070:Speech Therapy; D014481:United States