Forgive me if this question is in some FAQs somewhere, but...

http://www.fluther.com/disc/19480/how-long-has-fluther-been-around-and-what-was-the-1st/

The Fluther founders are Andrew McClain and Ben Finkel, and Erik Michaels-Ober is a newer addition to the team.

I got them to pour their hearts out quite a bit here:
http://www.fluther.com/disc/9668/where-did-fluther-come-from/

And I more recently joined the moderation team. It’s a great community here, I love it.

If you’re interested, this is what Fluther looked like Jan ‘07…
http://web.archive.org/web/20070118134651rn_1/alpha.fluther.com/
(it’s come quite a long way!)

I believe we have around 10–20k users? I can’t remember, and haven’t asked in a while. There are over 1,000 responses to questions every day.