MSN has had prior rounds of Search Champs, where it has invited people in to give feedback and ideas for directions in search. Now it is stepping back from the invite-only nature of those past events and asking anyone to apply for the next round happening in late January.
Want to throw your name in the hat? Come Visit the MSN Search Team has details on how to apply for the all-expenses paid trip to Redmond. FYI, this is billed as Search Champs 4. I know of Search Champs 1 and 2, but Search Champs 3 seems to have come and gone without much notice.