Emma Goldman, Ayn Rand and more recently the more individualist Murray Rothbard are the core of anarchist theory.
Ryan Faulk (aka Confederal Socialist) is breaking new ground in anarchist theory. His post-politcal emergentism may well become the new doctrine of the 21st century anarchist.
In close to 8 hours of video, Ryan makes the case for a stateless society building on existing anarchist thought with added scientific and historical materialism.
These videos can be downloaded in WMV format
here.
You can find more videos and written material on his Ning social network:
fringe elements.