Welcome to the Rocky Mountain Branch of The International Dyslexia Association (I.D.A.-R.M.B). The International Dyslexia Association is a non-profit organization dedicated to helping individuals living with dyslexia, language and literacy challenges, their families and the communities that support them. The Rocky Mountain Branch provides local workshops and resources to educate and increase public awareness of dyslexia, a learning difference that affects up to 20% of the U.S. population.