What Wikipedia teaches us about balancing truth and beliefs

Even with public trust at an all-time low, Wikipedia continues to maintain people's confidence. How do they do it? Former CEO of Wikimedia Foundation Katherine Maher delves into the transparent, adaptable and community-building ways the online encyclopedia brings free and reliable information to the public -- while also accounting for bias and difference of opinion. "The seeds of our disagreement can actually become the roots of our common purpose," she says.