“The Bill & Melinda Gates Foundation has announced the world’s strongest policy in support of open research and open data. If strictly enforced, it would prevent Gates-funded researchers from publishing in well-known journals such as Nature and Science.”
Read more in the linked blog post. A two year grace period, until 2017, is available to researchers.
– Effective on all new agreements as of Jan. 1, 2015
– Publishers permitted a 12 month embargo; but no longer allowed after January 1, 2017
– Articles published under a CC-BY license
– Foundation will pay the necessary fees
– Data underlying published research results will be accessible and open
Bill & Melinda Gates Foundation Open Access Policy: http://www.gatesfoundation.org/how-we-work/general-information/open-access-policy