I didn't realize it was map/territory until now. I think it is clever, but it always felt a little odd and hard to read and I think I prefer the functionality of the new one.
I think the old header is sorta refreshing because the rest of the page is very clean (perhaps to the point of sterility) and devoid of graphic elements. Also, I find that the header guides the eye quite effectively towards the FHI and SIAI logos on the right.
Design sketches
1. Notes on differences between these images and what we're planning on implementing:
2. Meetup widget in sidebar, listing the 5 nearest meetups occurring in the next 2 weeks, linking to:
(something like right-click & "Open Image in new tab" will help here)
3. New headers: