At this year’s F8 Developer’s Conference, Facebook CEO Mark Zuckerberg stood on stage and announced, “The future is private.” It was a bold statement coming from the guy who has spent the past eighteen months tackling a firestorm of criticism over misusing customer data and information. Still, the intent – that Facebook is shifting its focus to private, messaging platforms – put a spotlight on a central issue social media marketers are facing: the social media landscape is changing dramatically and marketers must adapt to keep pace with evolving ad platforms. Change isn’t coming only to Facebook. Overall social media