Gill Cleeren is Microsoft Regional Director (http://www.theregion.com), Silverlight MVP (former ASP.NET MVP) and Telerik MVP. He lives in Belgium where he works as .NET architect at Ordina (http://www.ordina.be/). Passionate about .NET, he's always playing with the newest bits. In his role as Regional Director, Gill has given many sessions, webcasts and training on new as well as existing technologies, such as Silverlight, ASP.NET and WPF at conferences including TechEd Berlin 2010, TechDays Belgium – Switzerland - Sweden, DevDays NL, NDC Oslo Norway, DevReach Bulgaria, NRW Conference Germany, Spring Conference UK, Telerik Silverlight Roadshow in Sweden, Telerik RoadShow UK. He is the author of Packt's Microsoft Silverlight 4 Data and Services Cookbook and is also the author of many articles in various developer magazines and for SilverlightShow.net and he organizes the yearly Community Day event in Belgium. He also leads Visug (http://www.visug.be), the largest .NET user group in Belgium. You can find his blog at http://www.snowball.be and on Twitter by following @gillcleeren.