Bernd HeldBernd Held is one of the leading authorities on Microsoft Office software in Germany, especially Microsoft Excel. The author of more than 40 books and 800 articles and reviews for various publications, he is also a professional consultant specializin in training and customized solutions for a variety of businesses. For the past eight years, Microsoft has recognized him as an MVP (Most Valuable Professional). He lives in Germany with his wife, son, and daughter. Read More Read Less