I want to read a book about learning styles and how to best teach my son. Which one do you recommend?

Talkers, Watchers and Doers by Cheri Fuller

You can read a description here:

http://www.timberdoodle.com/index.asp?PageAction=VIEWPROD&ProdID=1012

I like "the way they learn" by Cynthia Ulrich Tobias