There's a common misconception about dyslexia - that it involves "backward reading" or "mirror reading". Reversing letters isn't always a sign of dyslexia, and a lot of little kids who don't have the disorder write their letters backwards, too.
The marketers for a typeface called "Dyslexie" claim the font can make reading "easy and enjoyable for people with dyslexia". The reasoning behind the font's design is intriguing. But before you get too excited -- the scientific evidence supporting Dyslexie's usefulness is far from conclusive.