Michael Alexander

Michael Alexander is a Microsoft Certified Application Developer (MCAD) with over 14 years experience developing business solutions with Microsoft Office, VBA, and .Net. He currently lives in Frisco, Texas, where he works as a senior program manager for a top technology firm. In his spare time, he runs a free tutorial site, www.datapigtechnologies.com, where he shares basic Access and Excel tips with intermediate users.

Bill Jelen

Bill Jelen is an accomplished Excel author and the principal behind the leading Excel website, MrExcel.com. As an Excel consultant, he has written Excel VBA solutions for over 300 clients around the English-speaking world. His website hosts over 10 million page views annually. Prior to founding MrExcel.com, Jelen spent twelve years in the trenches, - working as a financial analyst for finance, marketing, accounting and operations departments of a $500 million public company.