chapter  2
18 Pages

The brief and sometimes dirty history of intelligence and IQ tests

For many a scientific discipline it would be uncommon to claim that its history has been plain sailing and that its evolution has been uncontroversial. It is because science advances in a cannibalistic manner, devouring old theories for new theories, that anything that challenges the status quo is often met with disdain or disbelief and then the debate becomes embroiled in controversy. A combination of time and evidence, however, often results in new theories taking hold and, like the old ways before them, they become the accepted doctrine – until, that is, another challenger arrives on the scene.