For more than 25 years Dr. Isaac Gottlieb has been teaching Excel workshops for MBA students in a number of universities, including, Columbia, NYU, Rutgers and others in the US and other countries. In addition, he taught courses of Management Science and Statistics for Managers (always) using Excel. Over 100,000 students have attended his workshops and courses over the past 25 years. He received the Microsoft MVP – Most Valuable Professional – award for the years 2014-6. “A Microsoft Most Valuable Professional (MVP) is an award for individuals who have exhibited exceptional technical expertise and a talent for sharing knowledge within their technical community.” (From Microsoft’s site.) Isaac Gottlieb has taught how to use Excel—and how to apply it effectively to various business disciplines—to thousands corporate professionals from leading multinational companies as well as small private business corporations. Among them are Johnson & Johnson, Merck, Pfizer, Procter & Gamble, Caterpillar, Vornado, El-Al Airlines, Microsoft, Intel, Boeing, NCR, Chrysler, Sealed Air, JPMorgan, Morgan Stanley, 3M, H-P, and the New York City Economic Development Corporation. He has an Excel-Tip-Of-The-Month newsletter that goes to over 35,000 recipients. Dr. Gottlieb has earned his PhD and two Masters Degrees from Columbia University Department of Industrial Engineering and Operations Research. He has more than 20 years of business and industry experience as a CEO of manufacturing companies and as a senior consultant.