Sean Johnson is a professor of marketing at Northwestern University's Kellogg School of Management. He's also a partner leading product and growth at Digital Intent, a firm that conceives, builds and grows new digital startups. He has helped companies like Groupon, Follett, HarperCollins, Sittercity and more create innovative digital businesses and help them grow.
Sean writes about business, startups and how to get ahead on his blog, and has been featured on Lifehacker, Mashable and Inc. Magazine. Connect with Sean on Twitter and LinkedIn.