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<p>At age 17 or 18, the best indicator of future contribution to science or engineering is broad ability in math and science. Specialization before age 18 doesn’t tell you a whole lot.</p>
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<p>At age 17 or 18, the best indicator of future contribution to science or engineering is broad ability in math and science. Specialization before age 18 doesn’t tell you a whole lot.</p>