Sometimes outdated and a bit messy in its design (I am not a major fan of Wikis ) it is a major source for all kinds of links and references about InfoVis. I ca not recommend more its reading. It is hosted by the Institute of Software technology & Interactive Systems at Vienna University of Technology.

http://www.infovis-wiki.net/index.php/Main_Page

You will find regular news on events and a whos'who on the subject