If you know someone who wears a cochlear implant, you know what a difference it makes in their quality of life. Yet, research by prof. Huggy Rao of Stanford Business School shows that adoption of the technology was appallingly slow due to cultural resistance:
[...] the deaf rights movement slowed adoption of the cochlear implant—thought of by its makers as a cure for deafness because children who used it could more easily acquire language skills—by painting it as an innovation that presaged the loss of sign language and the destruction of the deaf community. In France, for example, a deaf coalition called Sourds en Colère (Deaf Anger) organized demonstrations against doctors who promoted cochlear implants [...] [Deaf rights groups] used unconventional techniques—such as performing mime skits depicting French doctors performing operations on blood-covered children—to arouse public interest.

Here is Carme Chacón, Spanish defense minister, in a supremely elegant suit by Spanish designer