Very sad news indeed and a great loss to all whom strive to build earth friendly. I never had the pleasure to meet him, but I have learned much and enjoyed his many articles and the few speachs I've heard. Heres the posting I just saw of the great mans passing. http://archinect.com/news/article.php?id=72321_0_24_0_M
Fair well Nader Khalili.
Best Regards
Joe Woodall