Diana Plazas is the Director of Online Marketing for Doubletree Hotels at Hilton Worldwide. Diana has been in this role since 2009 and previous to that she managed search engine marketing for the Hilton portfolio of brands since the Summer of 2006, working on both organic and paid search initiatives for the Americas. At Doubletree, she leads the brand's online strategy, working closely with the internal teams and agencies on search, display, website management and social media. Diana brings with her over 9 years of experience in search, and prior to joining Hilton, she led the search and online marketing efforts at PlasticSurgery.com.