A new set from aigamedev.com :

Dealing with Destruction: pathfinding and AI in Company of Heroes - it was really inspiring for me to watch this video and to read the slides (and used some ideas for creating my map system) - requires free registration:
http://aigamedev.com/insider/presentation/dealing-with-destruction/
slides:
http://files.aigamedev.com/insiders/GDC2007_Jurney_Chris_DealingWithDestruction.pdf

AI & Squad Movement in Dawn of War 2:
http://aigamedev.com/open/interview/squad-ai-dawn-of-war-2/

The Mechanics of Influence Mapping: Representation, Algorithm & Parameters:
http://aigamedev.com/insider/tutorials/influence-map-mechanics/

Open Challenges in First-Person Shooter (FPS) AI Technology:
http://aigamedev.com/open/editorial/open-challenges-fps/

And 2 topics I mentioned in my previous post too:

Pathfinding in Static and Dynamic Environments and the Future of Multi-core HPA*:
http://aigamedev.com/open/review/hpa-future-multicore/

Clearance-based Pathfinding and Hierarchical Annotated A* Search:
http://aigamedev.com/open/tutorial/clearance-based-pathfinding/