Source : BtoB Magazine : Marshall Matheson is senior VP-online media for WTWH Media, which publishes Design World. The titlecompetes with such longtime leaders in the engineering sector as Design News and Machine Design. Matheson has led WTWH’s attack on the digital front as the Manhattan Beach, Calif.-based company has aggressively pursued mobile—including a new Design World mobile site that rolled out last month—and social media initiatives.

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