>Now, imagine the uproar that might ensue from some corners today if a textbook made this sort of direct comparison between two groups, with one group happening

>Now, imagine the uproar that might ensue from some corners today if a textbook made this sort of direct comparison between two groups, with one group happening to be white and the other black. I read a better analogy; they compared the life table of humans with the life table of Chimpanzee or Bonobo. The change between before and after the introduction of modern medicine is obvious.