SixRevisions has gathered 40 great Adobe Illustrator tutorials into a single post. A great way to get up-to-speed on one of the most powerful vector graphics packages on the market.
Randall Hand
Randall Hand is a computer graphics programmer and news junky that's been working in the field for the last 15 years. He's responsible for visualizations generated on some of the most powerful supercomputers in the world, ytnef, mullion support in ParaView, and VizWorld.com.