Marketing Edelman: PR should take the lead on mobile The head of Edelman PR said that public relations trumps marketing in several areas, including relationship building and reputation management. By Matt WilsonJuly 17, 2014 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.