The bell curve - what does the book say, and is it true or false?

Answer 1

http://en.wikipedia.org/wiki/The_Bell_Curve
has
"exploring the relationship between intelligence and society in American life" and
"Part III, by far the most controversial, examines what role IQ plays in contributing to social and economic differences between ethnic groups in America.
"
http://www.webcom.com/intvoice/wardle3.html