Greg Shackles is a Senior Software Engineer at OLO, based in New York City. His book, Mobile Development with C#, published by O'Reilly, covers how to get started building iOS, Android and Windows Phone apps with C#. Greg speaks regularly at many user groups and developer events, and is also a co-author of a monthly Xamarin.Android column for Visual Studio Magazine. Outside of technology, Greg is obsessed with heavy metal, baseball, and craft beer, sometimes in combination, as well as an aspiring homebrewer.