Geronimo Cardano played a significant role in the history of sign language–particularly in the history of deaf education. Cardano was an Italian mathematician and physician.
Geronimo Cardano played a significant role in the history of sign language–particularly in the history of deaf education. Cardano was an Italian mathematician and physician.
Sign up today! Start learning American Sign Language with our Free Online ASL 1 Course. No credit card required.