His experience covers mostly web development and WPF. He is currently writing the IronRuby in Action book for Manning publications. Ivan is also a contributor on a couple of open-source projects like IronRuby and Ninject. He has sent in patches to a whole bunch of Open Source projects. In his professional career he has spent a lot of time doing ASP.NET development, wrote 2 frameworks on top of ASP.NET MVC. Contributed the XSLTViewEngine to ASP.NET MVC Contrib and advocates the correct use of the right hammer for a nail.