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Through Wikipedia and its sister projects, the mission of the Wikimedia Foundation is to empower people around the world to collect and develop knowledge under a free license, and to disseminate it effectively and globally. In collaboration with a network of chapters, the Foundation provides the essential infrastructure and an organizational framework for the support and development of projects and endeavors which serve this mission.

Established by Congress, the CDC Foundation helps the Centers for Disease Control and Prevention do more, faster by forging effective partnerships between CDC and corporations, foundations, organizations and individuals to fight threats to health and safety.