Social Media The 5 most popular stories on PR Daily this week While an agency is reminded of a few helpful marketing lessons courtesy one of its intern hopefuls—and Brad Pitt—let us remind you of these other stories that grabbed our readers’ attention this week. By PR Daily StaffSept. 16, 2013 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.