Perhaps most importantly, Lucy’s discovery foreshadowed a series of fossil finds that filled in the scientific picture of her species. By 1978, enough evidence had accumulated to establish Lucy as the ...

Subsequent research has shown that Kimura's assumption of a strict molecular clock is too simplistic, because rates of molecular evolution can vary significantly among organisms. However ...

Consequently, molecular clocks at synonymous sites should be ... as reflected in serum proteins" in Classification and Human Evolution, ed. S. L. Washburn (Chicago: Aldine Press, 1963), 204-234.

This is a new and refreshing introduction to the human species that places modern humans squarely in evolutionary perspective and treats evolution itself as a continuing genetic process in which every ...