Christian Nagel is the founder and president of CN innovation, and associate of thinktecture. He is author of various books for programmers (e.g., Professional C# 2012 and .NET 4.5, Wrox Press) and offers training and consulting on programming and architecting applications with Microsoft technologies. Christian is Microsoft Regional Director and Microsoft MVP for C#. He covers various aspects of the .NET Framework such as WPF and ASP.NET MVC in-depth, and loves working with new technologies such as Windows Store Apps. Find more at and read more about current technologies Christian is working with via the Blog and Twitter @christiannagel.