NASA MMO Team
writes "Due to the additional time required to respond to the number of questions that were raised during the NASA Massively Multiplayer Online Educational Game RFP Briefing held on April 21, 2008 in Baltimore, MD, we have decided to extend the RFP Proposal response date to Monday, July 21, 2008 at 12:00 midnight EDT. ... Please contact the NASA Learning Technologies Project Office at firstname.lastname@example.org with any additional questions."
(NASA has set up a site with additional information on the NASA MMO Education Game project