Mark Schaefer

Mark Schaefer

Executive Director, Schaefer Marketing Solutions

Mark W. Schaefer is a globally-recognized educator, business consultant, and author. His blog,, is one of the AdAge Top 100 blogs of the world. Now Executive Director of U.S.-based Schaefer Marketing Solutions, Mark has worked in global sales, public relations, and marketing for nearly thirty years. He teaches marketing cours... more

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An insider's look at the power of influence marketing

In this excerpt from "Return On Influence," author and business consultant Mark W. Schaefer discusses the new rules of online influence.


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