Welcome to betababel. I hope this is as useful as hp_britglish has turned out to be; the number of I know this isn't HP related, but I need to know... questions on that group seems to indicate that it might be.
At any rate! Here we go!
Please do take a look at the community info, and feel free to offer interest suggestions or to say what areas of expertise you have that might be useful.
M'self, I've got:
a whole bunch of things that probably aren't applicable, but I can do you evolutionary bio if you're in a bind. :)