Social Media The 5 most popular stories on PR Daily this week From answers to why marketers pick certain colors to a Pixar artist’s rules on storytelling, here is a look at what PR Daily readers were enjoying the most this week. By PR Daily StaffMay 28, 2013 SHARE Ragan Insider Premium Content Why marketers choose certain colors Pixar’s 22 rules of storytelling Social media: The new face of disaster response 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.