Social Media 8 signs your community manager doesn’t know squat He thinks Twitter and Facebook are the only social networks? He says ROI doesn’t matter? Better tell that “social media guru” to take a hike. By Jessica MalnikNov. 28, 2011 SHARE Ragan Insider Premium Content 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.