In October 2012 Laurie Ledford (CHRO of Marsh & McLennan Companies) and Ben Brooks (SVP of Marketing for Marsh) presented at the HR Technology Conference in Chicago. Video of the talk embedded at the end of the slides or at http://www.youtube.com/watch?v=mgXPDJEOyNM Focus of the talk was how Marsh engineered a shift in culture using social media internally to drive business growth.