Our latest newsletter from May 2008 (in PDF format) was uploaded to:
http://www.xtriz.com/newsletter/newsletterICGTCMay2008.pdf
http://www.xtriz.com/newsletter/newsletterICGTCMay2008.pdf
The issue contains latest news, references to intersting links on TRIZ and innovation, recommended new books, and description of one of the principles of creative innovation: "Continuity".