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Nature 461, 470 (24 September 2009) | doi:10.1038/461470d; Published online 23 September 2009

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Overzealous use of decimal places has wrong kind of impact

J. M. D. Coey1

  1. School of Physics and Centre for Research on Adaptive Nanostructures and Nanodevices, Trinity College, Dublin 2, Ireland
    Email: jcoey@tcd.ie

Scientists teach students to evaluate critically the significance of their measurements, and to eschew meaningless decimal places thrown up when pocket calculators work out a quotient of two integers. So what are we to make of the recently released impact factors, including Nature's much advertised rating of '31.

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