Part 1 Overview: re-examining The Bell Curve; a synopsis of The Bell Curve. Part 2 The genetics-intelligence link: of genes and IQ; the malleability of intelligence is not constrained by heritabiligy; racial and ethnic inequalities in health - environmental, psychosocial, and physiological pathways. Part 3 Intelligence and the measurement of IQ: theoretical and technical issues in identifying a factor of general intelligence; the concept and utility of intelligence; is there a cognitive elite in America?. Part 4 Intelligence and success: reanalyses of data from the NLSY; cognitive ability, wages, and meritocracy; the hidden gender restriction - the need for proper controls when testing for racial discrimination; does staying in school make you smarter? The effect of education on IQ in The Bell Curve.