What Practice Builds
Skill transfer and the long shape of musical training.
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The bridge between the hands
Musicians who started before the age of seven carry a larger front section in the bridge between the brain's two hemispheres. The finding is real, and narrow, and often misread. It marks where one effect peaks, not whether music is worth starting at any age.
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The OPERA hypothesis: why musicians hear speech differently
A neuroscientist named Aniruddh Patel proposed in 2011 that musical training rewires speech processing under five specific conditions. Each one is mundane on its own. Together they explain why a violinist can hear a conversation in a noisy room more clearly than a non-musician of the same age.