Argues that a significant part of the gap between rich and poor countries is due to differences in national intelligence.

As debate rages over the widening and destructive gap between the rich and the rest of Americans, Claude Fischer and his colleagues present a comprehensive new

A scientific response to the best-selling The Bell Curve which set off a hailstorm of controversy upon its publication in 1994. Much of the public reaction to t

Most Americans strongly favor equality of opportunity if not outcome, but many are weary of poverty's seeming immunity to public policy. This helps to explain t