In 2010, an entirely revised edition of the encyclopedia came out. About 70% of the material is original to this edition. This wasn't the publisher's intent, I don't think, but it was ours -- s a lot of research done on martial art topics between 1999-2000 (when the final work was done on the previous edition) and 2008-2009 (when the final work was done on this edition).

Here is the link.