Long before my wife Claudia and I had our son, Rupert, 16 months ago, we’d already discussed the importance of bringing him up with both speech and sign language from birth (should he be born hearing) ...

Many new parents can relate to the frustration of trying to figure out the exact needs of their baby. Are they hungry? Do they need changed? Whether it's a piercing wail to have their diaper checked, ...

There are more than 70 million people who use sign language around the world, and as the world remembers the importance of ...