Visualization Criticism - A criticism on the criticism on visualization. Robert Kosara, Fritz Drury, Lars Erik Holmquist, and David Laidlaw argue that we need to critique to further develop viz theory.
Data Visualization Talks Online - Talks for your viewing pleasure from the likes of Ben Fry, Eric Rodenbeck, Jonathan Harris, and others. A couple hours of weekend learning.
Why Things Cost $19.95 - An interesting article from Scientific American on the "psychological rules of bartering." Any guesses on this somewhat arbitrary pricing?