https://www.youtube.com/watch?v=UA0XGVjQtQM&lc=UgzrXYSAmwupuprvW3h4AaABAg

that table

http://www.unz.com/jthompson/uk-government-race-differences-in-achievement-must-be-explained/?highlight=blacks

lynn 1

http://www.unz.com/jthompson/intelligence-of-5-year-olds-in-uk/