Bob Glushko, the editor of the new "The Discipline of Organizing", a comprehensive book on the problems of information architecture, is doing a one-hour webinar next Thursday (20 June) at 10 Pacific time.
https://www.brighttalk.com/webcast/9273/76591
Prof. Gluhsko is one of the most influential thinkers and doers in the field, and a professor at the UC Berkeley School of Information.
You can find more information about (and buy at a discount) "The Discipline of Organizing" at Amazon: http://www.amazon.com/Discipline-Organizing-Robert-J-Glushko/dp/0262518503/ref=sr_1_1?s=books&ie=UTF8&qid=1369347422&sr=1-1&keywords=discipline+of+organizing -- only 14 left!