Half of All Papers Now Free in Some Form, Study Claims

Science 23 August 2013: 
Vol. 341 no. 6148 p. 830 
DOI: 10.1126/science.341.6148.830

• NEWS & ANALYSIS

1. Jocelyn Kaiser

In 2011, for the first time, 50% of recent scientific papers became freely available though some kind of "open-access" journal or website, a new study commissioned by the European Union concludes. That could mark a tipping point in scientific publishing, and a major landmark for advocates of open access. But some observers are skeptical of the study's methods and results.

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