Holy Macro! Books has been providing top-quality books on Excel, Power Query, and Power BI since 2002. They have published over 100 titles by 30 authors, including numerous Microsoft MVPs.
Eduardo N. Sanchez is a Brazilian Chemical Engineer with a long-time penchant for computers. Since college he has been programming using languages such as Fortran, Basic, Algol, Pascal, C and most recently VBA. Eduardo enjoys answering Excel and Office questions at Internet forums, as this is a great way to get in touch with topics that could otherwise remain unnoticed.