Social Media 3 social media challenges for communicators to overcome—by 2015 A heady report by the Knight Foundation posits three scenarios, each with its own challenges, for how people might interact. By Matt WilsonApril 18, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.