You can directly support crash course at http wwwsubbablecom crashcourse subscribe for as little as 0 to keep up with everything were doing also if . The history of the race and intelligence controversy concerns the historical development of a debate concerning possible explanations of group differences . Efforts to prove the superiority or inferiority of different races have a long and undistinguished history from the justifications of slavery to the . Get this from a library the intelligence controversy h j eysenck leon j kamin. The bell curve intelligence and class structure in american life is a 1994 book by psychologist richard j herrnstein and political scientist charles
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