Adam Kleinberg is the co-founder and CEO of Traction, an interactive agency based in San Francisco. He was named one of the 25 Most Innovative Digital Marketers in the U.S. by iMedia Connection in 2012. He has worked with such brands as Adobe, Virgin Mobile, Clorox, Walmart.com, Bank of America, Intel and CamelBak. Traction was recently named "Interactive Agency of the Year" by BtoB Magazine. He blogs at www.tractionco.com/blog.