I suggest that Social Media and Society will be substantially focused on questions of social change. Thus, I urge a historical perspective that avoids the temptation to consolidate the vision of mass media as concentrated, passively consumed, and unidirectional in influence by contrast with today’s supposedly more dispersed, participatory, globalized, peer-to-peer social media. I then observe that many diverse disciplines are interested in social media and express concern that while they have considerable expertise regarding the “social” and “society,” they too-often appear content to black-box “media.” This requires us to enter the fray to explain how the media part of the equation matters too. Since, I suggest, this matters whenever the m...