Luke Hoban is now full time as program manager on F#, and has just posted a short introduction about himself and the language:

...As of a few weeks ago, I've traded in my C# Compiler PM role for the newly created F# PM job! As you can probably tell from some of my previous blog posts, I have a lot of interest in functional programming with .NET.  This makes F# is a naturally exciting language for me to be involved in.  F# provides a language in which functional programming is easy and expressive, while at the same time practical and well-connected to the underlying .NET type-system and programming model.  A exciting language for the .NET platform indeed!

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Welcome Luke!