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Nature 442, 973 (31 August 2006) | doi:10.1038/442973a; Published online 30 August 2006

Mothers of invention?

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Women academics are less likely than men to take out patents. Emma Marris investigates the reasons why.

While running an analysis of academics' links with industry, two economists noticed something odd in their database of commercially well-connected scientists. Women were seriously underrepresented — even taking their minority status in academia into account.