Kasper de Jonge is a Senior Program Manager on the Power BI team at Microsoft, working on the Power BI Designer. In the past he worked on products like Power Pivot, the Tabular model and Multidimensional cubes. He is a frequent speaker at conferences such as TechEd, SQLPASS, and SQLSaturday. His blog can be found at http://www.powerpivotblog.com and can also be found at twitter http://twitter.com/kjonge. He is also author of Dashboarding and Reporting with Power Pivot and Excel: How to Design and Create a Financial Dashboard with PowerPivot – End to End.