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Most scholars now view scientific literature online. Although the print version of PNAS has a venerable history, the clear advantages of electronic publication compel a change in our print and online formats. The PNAS Editorial Board and the National Academy of Sciences Council have approved an experiment regarding the exclusive publication of papers online, PNAS Plus, that we hope will encourage our authors and readers to embrace the electronic future. Beginning …

Creating a new option for online-only research articles: PNAS Plus