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Mark Chussil

Mark Chussil is Founder of Advanced Competitive Strategies, Inc. He’s a pioneer in business war gaming, an expert in business-strategy simulation, a prolific author of essays on competitive strategy in Harvard Business Review, ACS’ website, LinkedIn, and many journals, and a thought-provoking teacher of strategic thinking. He’s helped Fortune 500 companies, in many industries and countries, add billions of dollars to their bottom lines.

Mark has worked with ACS clients around the world, including Astra Merck, AT&T Wireless Services, Bell Atlantic (now Verizon), Blount, British Airways, DuPont, GlaxoSmithKline, Itron, JBS USA, Kennametal, Kodak, Methanex, Nestlé, Nortel, Novartis, Organon (Schering-Plough), Petronas, Philips, Sanofi Pasteur, Shell, Sprint, Sprint PCS, The Times Group of India, USWEST (now CenturyLink), Weyerhaeuser, and others who prefer not to be identified for competitive reasons.

Previously, Mark spent 15 years at the Strategic Planning Institute (The PIMS Program), where he was Director, Business-Unit Strategy Research and Director, PC Products. His experience also includes three years in market research and strategy at Sequent Computer Systems (subsequently acquired by IBM).

Mark also wrote two other books. Harvard Business School gave Nice Start: Questions Only You Can Answer to Create the Life Only You Can Live (Inkwater Press, 2010) to its alumni career coaches and to alumni returning for reunions, and had Mark address two reunions based on Nice Start. (See several videos based on Nice Start on Mark’s YouTube channel.) Mark is co-author of The NEW Employee Manual: A No-Holds-Barred Look at Corporate Life (Entrepreneur Press, 2019), with Benjamin Gilad. The NEW Employee Manual focuses on corporate dysfunctions and on the mavericks who can cure them.

Mark earned his MBA from Harvard University and his BA from Yale University.
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