Isaac GottliebFor more than 20 years Dr. Isaac Gottlieb has been conducting Excel workshops for MBA students in a number of US Universities, including: Columbia, NYU and others in the US and throughout the world. He taught courses of Management Science and Statistcs for Managers using Excel. Over 100,000 students have attended his Excel workshops and courses. He received the Microsoft Most Valuable Professional (MVP) for 2014-16. He has earned his PhD from Columbia University Department of Industrial Engineering and Operations Research. He has more than 20 years of practical business and industry experience as a CEO of manufacturing companies and as a senior consultant. He has published other books on the use of Excel for business applications. Read More Read Less