(TELEGRAPH) — There is no fast-track route to wisdom but intelligence, defined as the way that we comprehend, analyse and respond to the world, is a far more malleable concept.
Scientists once claimed that intelligence quotient (IQ) levels were hereditary. This meant that human beings had no control over their brain power; it was decided by their genes.
However, recent studies have shown that IQ scores are barely linked to genes at all. They can also be extremely volatile, changing significantly - by up to 20 points - over time.
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We have scoured the writings of neuroscience experts, business leaders, technologists, and psychiatrists to find out how ordinary people can instantly boost their IQ leve