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Marc Wayshak’s Biography

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Marc Wayshak (https://www.marcwayshak.com) is the best-selling author of three books on sales and leadership, Game Plan Selling, Breaking All Barriers, and, his latest, The High-Velocity Sales Organization. Out of frustration from a lack of any real data-driven or science-based sales approaches in the marketplace, Marc developed the Game Plan Selling System, which utilizes the best available data and science to help organizations close more sales. He is a regular online contributor for Inc, Fas…