The blogger at Babes of NPR on Tumblr doesn't require that the photo subjects actually work for NPR. Any association with public radio will do. But it's a fairly deep collection of shots, if you're so inclined. Click the pic to see this collage bigger, and look after the jump below to see who's who.
Clockwise from top left: Shereen Marisol Meraji of KPCC, Ari Shapiro of NPR, Lakshmi Singh of NPR, Kai Ryssdal of "Marketplace."