Best Achievement in Sound Editing: TIE
Skyfall: Per Hallberg, Karen M. Baker WINNER
Zero Dark Thirty: Paul N.J. Ottosson WINNER
Argo: Erik Aadahl, Ethan Van der Ryn
Django Unchained: Wylie Stateman
Life of Pi: Eugene Gearty, Philip Stockton
NOTE: There have been five other ties in Oscar history - twice in the acting and documentary categories and once in the "Best Live Action Short" category (1994).