Social Media Facebook unveils changes to news feed: What does it all mean? Greater personalization and richer images and videos are on the menu for your Facebook news feed. Brands should pay close attention. By Samantha HosenkampMarch 11, 2013 SHARE 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.