Grit predicted who'd survive West Point better than SAT scores did

Angela Duckworth measured 'grit' — sustained passion and perseverance toward long-term goals — with a short questionnaire. It out-predicted IQ, SAT scores and physical fitness for which cadets would complete West Point's brutal summer training, and predicted how far kids would advance in the National Spelling Bee.

— Angela Duckworth, Grit: The Power of Passion and Perseverance — Scribner, 2016 (building on Duckworth et al., 'Grit: Perseverance and Passion for Long-Term Goals,' Journal of Personality and Social Psychology, 2007)
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