Check out these links:
http://ishmael.org/welcome.cfm
http://www.friendsofishmael.org/about/why_ishmael.shtml
http://www.amazon.com/exec/obidos/ASIN/0553375407/readishmaelco-20
There’s a lot of leftist ranting at those links - the last one is the Amazon reviews for the original book by Daniel Quinn.