The challenge of defining maturity when the brain never stops changing
Neuroscientists don’t know when your brain is a legal adult. While the law has to draw a line between adolescence and maturity, ranging globally from 10 to the early 20s, different parts of the brain mature at different rates, rather than growing up entirely overnight. A psychologist now argues that using current neuroscience tools to define when a brain ‘reaches maturity’ is much trickier than it may seem.
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