For over 25 years, Dr. Isaac Gottlieb has taught Excel workshops for MBA students in several universities, including Columbia, NYU, Rutgers, and others in the US and other countries. In addition, he taught courses in 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 Most Valuable Professional (MVP)– award for 2014-16. "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 of corporate professionals from leading multinational companies and small private business corporations. 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 authors an Excel-Tip-Of-The-Month newsletter distributed to over 35,000 recipients. For an archive see 

Dr. Gottlieb has earned his Ph.D. and two Masters' Degrees from Columbia University Department of Industrial Engineering and Operations Research. He has over 20 years of business and industry experience as a manufacturing company CEO and a senior consultant.

Wiley published his last book: Next Generation Excel®, Modelling in Microsoft® Excel® for Analysts and MBAs (for Windows® and Mac® OS).