The editors have rang in, and unless you're new to this, you should know that the ACE trail only the DGA in terms of Best Pic importance. Your five nominees will more than likely come from the following list (from Awards Daily):
BEST EDITED FEATURE FILM (DRAMATIC):
The Bourne Ultimatum – Universal
Christopher Rouse, A.C.E.
Into the Wild – Paramount Vantage
Jay Cassidy, A.C.E.
Michael Clayton – Warner Bros. Pictures
John Gilroy, A.C.E.
No Country for Old Men – Paramount Vantage/Miramax
There Will Be Blood - Paramount Vantage/Miramax
Dylan Tichenor, A.C.E.
BEST EDITED FEATURE FILM (COMEDY OR MUSICAL):
Hairspray – New Line Cinema
Michael Tronick, A.C.E.
Juno – Fox Searchlight Pictures
Dana E. Glauberman
Pirates of the Caribbean: At Worlds End – Disney
Craig Wood & Stephen Rivkin, A.C.E.
Ratatouille – Disney
Darren Holmes, A.C.E.
Sweeney Todd: The Demon Barber of Fleet Street – DreamWorks/Paramount
Chris Lebenzon, A.C.E.
I've updated all my Oscar predictions in the sidebar as well. I will tweak them slightly before the final nominations are announced, but I don't feel much will change between now and then.