Henrik Carlsen, father of Magnus Carlsen and author of http://blog.magnuschess.com/, will participate in the 2008 edition of Gausdal classics. He will be one of the top seeded in the ELO group and will compete for the special prize 2000 NOK + troll.
The ELO group is a 9-round FIDE-rated Swiss open to all players with a FIDE-ELO of at least 1900 on the list of January or April 2008 registering before 1 April 2008. There are GM-A and GM-B group as well. You can find out the participants at the Gausdal preview or the official site. Expect frequent reports on Chessdom.com!