Of course, individuals vary greatly within each racial group and should be treated as such. J. Philippe Rushton More Quotes by J. Philippe Rushton More Quotes From J. Philippe Rushton Startling, and alarming to many, is the conclusion that follows from these data that if all people were treated the same, most average race differences would not disappear. J. Philippe Rushton data differences race people But with each passing year and each new study, the evidence for the genetic contribution to individual and group differences becomes more firmly established than ever. J. Philippe Rushton new group differences study