Bill Jelen

Bill Jelen is the author of Charts and Graphs for Microsoft(r) Office Excel 2007, Charts and Graphs for Microsoft® Office Excel 2007, Excel for Teachers, Guerilla Data Analysis Using Microsoft Excel, Learn Excel from Mr. Excel: 277 Excel Mysteries Solved, Leveraging SmartArt in Microsoft Office Excel 2007: Using Office 2007's New Business Diagramming, Digital Shortcut, Leveraging SmartArtT Graphics in the 2007 Microsoft« Office System: Using Office 2007's New Business Diagramming Tools, Pivot Table Data Crunching, and more...