Sustainabuild 2013

I have been invited to give one of the opening addresses at the forthcoming Sustainabuild Conference.In reviewing past conference programs,  I came across my 2011 presentation on-line. In reviewing it again, I'm surprised they invited me back!  What do you think?

http://www.sustainabuild.com/vancouver/downloads/2011/michael_geller.pdf

Here are more details on this year's event. http://www.sustainabuild.com/vancouver/program2013.htm

I look forward to seeing colleagues at the conference.