On April 17, Offerpop hosted it's monthly Social Marketers NYC Meetup. The topic was "The Changing Nature of Viral." We were pleased as punch to have Jonathan Perelman of BuzzFeed, Jason Feifer of Fast Company, and Sharad Goel of Microsoft in house to try and define virality, how it happens, and what role marketers have in creating viral sensation. Here's the cliff notes from the night's event!