Editor

For the best picture of the year:

"The Artist"

For the best performance by an actor in a leading role:

Jean Dujardin, "The Artist"

For the best performance by an actress in a leading role:

Meryl  Streep, "The Iron Lady"

For the best performance by an actor in a supporting role:

Christopher Plummer, "Beginners"

For the best performance by an actress in a supporting role:

Octavia Spencer, "The Help"

For the best achievement in directing:

Michel Hazanavicius, "The Artist"

For the best screenplay based on material previously produced or published:

"The Descendants"

For the best screenplay written directly for the screen:

"Midnight in Paris"

For the best animated film:

"Rango."  

For the best achievement in art direction:

''Hugo"

For the best achievement in cinematography:

''Hugo"

For the best achievement in costume design:

''The Artist"

For the best achievement in documentary features:

''Undefeated."

For the best achievement in documentary short subjects: 

''Saving Face"

For the best achievement in film editing:

''The Girl With the Dragon Tattoo"

For the best foreign language film of the year:

"A Separation," Iran.

For the best achievement in makeup:

''The Iron Lady."

For the best achievement in music (original score): (click links to buy the soundtracks)

"The Artist,"

For the best achievement in music (original song): (click links to buy the soundtracks)

"Man or Muppet" from "The Muppets"

For the best achievement in animated short films:

''The Fantastic Flying Books of Mr. Morris Lessmore"

For the best achievement in live action short films:

''The Shore"

For the best achievement in sound editing:

''Hugo"

For the best achievement in sound mixing: 

"Hugo"

For the best achievement in visual effects:

''Hugo"

A look back in History of the Oscars.

An the winners were...

Oscar for Best Director in the past

Oscar for Best Actress in the past

Oscar for Best Actor in the past

Oscar for Best Film in the past...

Oscar for Best Supporting Actress in the past 

Oscar for Best Supporting Actor in the past