You have to read this (I read the french version, I hope the english one is close): A Short Course in Intellectual Self-Defense http://www.amazon.com/exec/obi

You have to read this (I read the french version, I hope the english one is close): A Short Course in Intellectual Self-Defense http://www.amazon.com/exec/obidos/ASIN/1583227652 http://www.amazon.com/exec/obidos/ASIN/1583227652