In accordance with new Ford Foundation guidelines, we are pleased to announce that effective 1 February 2015, copyrightable materials published on are subject to a Creative Commons license allowing others, free of charge and without requesting permission, the ability to copy, redistribute, and adapt existing materials, provided they give appropriate credit to the original author. Exceptions include materials that are subject to third-party ownership, such as photographs for which the photographer holds copyright or articles republished by permission from other sites, publications, or organizations. uses the most recent Creative Commons Attribution License (CC BY 4.0), the most open license offered by Creative Commons, a nonprofit organization and Ford Foundation grantee dedicated to facilitating the sharing and use of materials through simple, standardized open licenses. For more information about the organization, please visit the Creative Commons web site.