Genes, Peoples and Languages
The family tree relating human populations corresponds to another relating the languages of the world. Both trees imply a series of migrations; the biological evidence indicates a homeland in Africa
Intelligence and Race
Do the differences in I. Q. scores between blacks and whites have a genetic basis? Two geneticists, reviewing the evidence, suggest that the question cannot be answered in present circumstances
"Genetic Drift" in an Italian Population
Studies of blood-group frequencies and consanguineous marriages among the people of the Parma Valley indicate that this random change in hereditary type distinctly influences human evolution