Discover the life and legacy of Ferdinand Berthier, a pioneering advocate for the deaf community in the 19th century. As a deaf educator, writer, and activist, Berthier transformed deaf education and fought for equal rights through his relentless advocacy. He organized the first Congress of Deaf-Mutes and championed the use of sign language as a legitimate form of communication. Berth... https://chicpeekfashion.com/ferdinand-berthier/