Keep an eye open for Clanad. He's one of this site's most long-serving and well-respected members, with nearly 10,000 answers posted:
http://www.theanswerbank.co.uk/members/clanad/
(He's a US airline pilot).
We've got a few other American contributors (as well as people in Canada, France, Spain, Oz and elsewhere) but, as most of us are in the UK, it tends to be rather quiet around now ('cos it's about 3.30am here).