Head on over to the National Center for Learning Disabilities. They have a great video on how learning affects a child's emotions.
The Power Of Dyslexia
You Tube video about famous people with dyslexia.
What it is like to be Dyslexic?
You Tube Video about What it is like to be Dyslexic (age 8 or above)
Northwestern University researchers report they have found a biological mechanism that appears to play an important role in the reading process. http://www.sciencedaily.com/releases/2013/02/130219172159.htm