Who's your audience?

I had an email from a friend the other day. She asked if I'd be willing to come and talk to the Creative Writing Group at her school--my first request for a speaking engagement! Wow! So of course I said yes.

I'm guessing this is a high school but I don't know. And I don't know what sort it might be--one with middle school attached, church school, public school, magnet school of arts perhaps, or even a school of science... I guess I'll have to find out before my visit to glean idea who my audie...