The author argues that no "hard" data exists on genetically based differences in intelligence among human groups. IQ measures the heritability of IQ, and statistical inaccuracies in reported studies are discussed and questioned. The current interest in biological determinism of intelligence is trivial; individuals can not be judged by group means.…

Briefly reviews the work of Paul Broca and his followers who used brain size measurements to argue for the inferiority of the female intelligence. (MA)