Peli de Halleux
Jonathan 'Peli' de Halleux works for Microsoft Research in Redmond, WA. He's currently developing Pex, a white-box test generation tool for .Net and Moles, an isolation framework for .NET. Peli worked for the CLR for a while and accidentaly wrote MbUnit in a previous life. Peli wanders around the Research in Software Engineering gropu and shoots movies about cool stuff hapenning there.