Microsoft Excel has been widely adopted as an easy-to-use and powerful tool for free-form data manipulation. Excel has evolved beyond a simple data calculation tool to the point where it is now used as a sophisticated and flexible repository for collecting, analyzing and summarizing data from multiple sources. People use Excel to track travel expenses, devise budgets and forecasts and create reports. Some users are adept enough to create advanced pivot tables and macros that rival the work of IT programmers.
The power of Excel can be leveraged with visualization in many different ways: enhancing effectiveness, focusing communications, helping make anomalies pop out, facilitating comprehension and empowering collaboration...
[Brath and Peters, 2006]
[Brath and Peters, 2006] Richard Brath and Michael Peters, Visualizing Spreadsheets: Add Exponential Value to Excel for Monitoring, Analysis and Modeling, DMReview Magazine, January 6, 2006 Issue. Online available at: http://www.dmreview.com/article_sub.cfm?articleId=1044210