Sophistry is intended to become a resource for Content Strategists and their ilk. For now, I’m just building it, and there are many wonderful resources that are more fully baked.
A List Apart has been more or less on the forefront of the good stuff, with its Content Strategy section, and for those of us who write, the Writing section.
There’s some good work from the Razorfish folks at Scatter/Gather. Michael Barnwell and Rachel Lovinger I’m familiar with, and I’m sure the rest of the folks are good too.
Kristina Halvorson has been at the game for a while over at Brain Traffic.
Karen McGrane is another longtime CS person. She’s smart.
Erin Kissane wrote the book on CS, or at least one of them, and a good one too.