She said only throwing distance and physical aggression showed marked gender differences.
But Dr Nick Neave, a spokesman for the British Psychological Society and an expert in sex differences at the University of Northumbria, said men and women did differ.
Scientists have been guilty of over-emphasising sex differences. There are differences. Ignoring them is foolish, and exaggerating them is dangerous. But that doesn't mean that society shouldn't treat the genders equally.