It was a combo of dyslexia and ADD. He didn't really realize
that it was a problem until Kim noticed that he was mixing up
words whenever he read something outloud. Thankfully (and
in usual DDP fashion) he was able to beat them & learn to read.
And yeah,it definitely is nice that Kim is the one who taught him
DDP has done A LOT for various charities to help people who
are illiterate either because of disabilities or just through not
learning. He has also done a great amount of work/contribution
to reading programs for children