That's the usual reaction I get when I respond to the question "So, what do you do?" I either reply "I work for a law firm", when I'm in mixed company and don't really want to talk about work. But this seems to make people think I'm a lawyer, and I have to explain I'm definitely not a lawyer, but a librarian, and that all sorts of people other than lawyers work in a law firm. So, actually, that one kind of backfires an the -lets-not-talk-about-work front, and I'm trying to not say that any more! Or I say "I'm a librarian for a law firm", which is what I use when I'm feeling a bit more chatty, and happy enough to explain what I do. And since I end up having to explain my job anyway, I'm using this one more frequently. No matter what I reply though, both lead to the same response. The puzzled look. Then there's a couple of options: "Oh, I didn't know lawyers needed librarians" "Oh, do you look after ...
Meandering waffle about libraries, law, geekery and occasional crafting.