Jonathan creates software, mostly with C#,WPF and XAML.
He really likes to works on every Natural User Interfaces(NUI : multitouch, touchless, etc...) issues.
He is awarded Microsoft MVP in the "Client Application Development" section since 2011.
You can check out his WPF/C#/NUI/3D blog
http://www.jonathanantoine.com.
He is also the creator of the
WPF French community web site :
http://wpf-france.fr.
Here is some videos of the projects he has already work on :