ad:tech London is the UK's largest digital marketing and media show bringing together 7,000 brands, agencies, media owners, investors and technology professionals for a 2 day conference and exhibition. 2013's event featured more than 120 leading speakers and a conference comprised of 8 topic-specific summits on mobile, real time, multichannel, future media & technology, data, search, content marketing & social media and video attended by more than 350 industry professionals. Here you'll find a sample of the presentations from the show