Wikimedia Board Chair Kat Walsh discusses the values, history, and governance of Wikipedia and the organization’s other free knowledge projects that are used by half a billion people monthly.

Executive Director Sue Gardner discussed the challenges of stewarding an international community that develops, contributes to, and uses the world’s largest free knowledge project. Interviewed in 2009.

Sue Gardner reflects upon the explosive growth of the Wikimedia Foundation, Wikipedia, and its other free knowledge projects during her six years of leadership as Executive Director.