Alexandra Samuel is Vision Critical's VP of Social Media. An early pioneer in the field of online engagement, Alex helped launch some of the web's most ambitious online communities, including NetSquared and Tyze. She is the social media blogger for the the Harvard Business Review, and her writing on the business and social impact of tech innovation has appeared in publications like the Wall Street Journal, TheAtlantic.com, Oprah.com and Macworld. Alex is the author of Work Smarter with Evernote, the first in her Work Smarter with Social Media series for Harvard Business Review Press. She holds a Ph.D. in Political Science from Harvard University.