“You inherit your parents’ IQ.”
1 Are we born with a clean slate with regard to our intelligence? Or should we thank our parents for how clever we are?
Scientists have no doubts on this one. A long series of studies, in which the IQs of siblings and particularly twins are compared, have shown intelligence to be highly hereditary. Siblings have remarkably similar intelligence even when they grew up in different environments.
Scientists estimate that some 80% of our intelligence is inherited. And they have found genes
