Kristina Libby is a professor at New York University and the University of Florida. She's a co-founder of SoCu and of Lom. She leads a four-semester social media practicum in the School of Journalism at UF and a master's level digital marketing core course at NYU. Previously, she led consumer PR at Microsoft and ran a social media agency in New York City. She's also the author of "You Don't Need Social Media, Unless You Are Doing It Right."