Here's .8 for academic success: http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6W4M-4JDN6DP-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&_docanchor=

Here's .8 for academic success: http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6W4M-4JDN6DP-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1019133181&_rerunOrigin=scholar.google&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=d0b35c11d3cfc5adc9e36136d4b0f9f8 http://www.sciencedirect.com/science?_ob=ArticleURL&_udi... I'm sorry about the number for income -- everyone has it at a correlation of .3 to .6. I believe that I was thinking of Lynn's numbers for national incomes, which is correlated at .7 or so to average IQ.