I haven't read the book these claims are based on, but a Harvard professor wrote what looks like a pretty thorough debunking here:
http://www.row2k.com/features/print_feature.cfm?id=82&ty...
I haven't read the book these claims are based on, but a Harvard professor wrote what looks like a pretty thorough debunking here:
http://www.row2k.com/features/print_feature.cfm?id=82&ty...