Susan Wojcicki, Vice President of Product Management at Google, announced on the Google blog that tomorrow (Tuesday, 12/15) at 10 a.m. PT, Google is "hosting an educational (live) webcast for analysts, investors and press about our display advertising business." Similar to its September webcast which looked at recent innovations in search, this one promises to focus on display -including the launch of the new DoubleClick Ad Exchange.

To sign up for the live broadcast, or to listen to an on-demand version, visit Google's investor relations' website here.