While social learning is gaining in momentum among chief learning officers, chief talent officers, and heads of human resources, there are a number of barriers to adopting social learning for an organization. To implement social learning, one has to understand the larger trends affecting the changing workplace, as well as key barriers that prevent the adoption of social learning inside the organization. Three mega trends are having a huge impact on organizations: the increased use of social networking, the growth of workplace mobility, and the explosion of video-based traffic on the web. Taken together, these shifts increase organizations' interest in building more open, collaborative, and social cultures.