Social media expert, Mark Galvin, of ePresence, LLC. discusses the latest news and controversy surrounding Facebook and the recent Wall Street Journal series “The Facebook Files.”

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Mark Galvin: http://www.twitter.com/epresencemg   http://www.linkedin.com/in/epresencemg   http://www.fb.me/epresencemg   http://www.instagram.com/epresencemg