Bill & Melinda Gates Foundation go Open Access - Library & Archives Service blog

"As of January 1, 2015 an Open Access policy will be effective for all new funding agreements made with researchers. The Bill & Melinda Gates Foundation have adopted an Open Access policy that enables the unrestricted access and reuse of all peer-reviewed published research funded, in whole or in part, by the foundation, including any underlying data sets. During a two-year transition period, publishers will be permitted to apply up to a 12 month embargo period on the accessibility of the publication and its underlying data sets. This embargo period will no longer be allowed after January 1, 2017 ..."