John Hartman is president of Feedia, a social media consulting firm helping companies develop strategies in new media. He has worked with government agencies and major corporations on a litany of projects in the IT space. In 2004 Mr. Hartman became the technology evangelist for the Digital Universe Foundation. He developed Semantic Web strategies and helped to evolve the digital universe from a customized Mozilla browser to a browser-independent platform using Dojo Ajax framework and a customized Media Wiki implementation called the Encyclopedia of Earth, a project headed by a co-founder of Wikipedia. Mr. Hartman co-teaches the Social Media Marketing course. Mr. Hartmann co-teaches the Social Media Marketing course.