Deaf-Blind

Question 1

WHAT IS PROTACTILE

Answer 1

think of a tree that represents protactile.
Trunk: protactile
branches: attitude/culture, language (TASL, like ASL, has evolved over time), techniques which include back-channeling and back-back-channeling
NOT the same as touch signals and/or haptics, which did not develop over time

Question 2

DEAF-BLIND HISTORY

Answer 2

parallels Deaf history