Last summer, when all of the pundits had pretty much written off Newt Gingrich’s presidential candidacy, my niece, a college sophomore whom I always believed to be apolitical, remarked, “My friends and I like Newt – he tweets a lot on Twitter.” I should have remembered that. Two years earlier, I had heard Gingrich speak at the National Rural Health Association’s Annual Conference. At the beginning of his remarks, he took out his new mobile phone, and thus began a 30 minute dissertation on social media as the new paradigm in communications, and challenged us all to learn it, understand...