Normally Oscar predictions are made easier by looking at the awards that precede them but this year the guilds, Golden Globes and Baftas have been far more divergent in their tastes than usual. Here's a look at the major categories, who the frontrunners are and who we'd like to win.BEST PICTURENominees: The Big Short, Bridge of Spies, Brooklyn, Mad Max: Fury Road, The Martian, The Revenant, Room, Spotlight.Frontrunner: The RevenantWatch out for: SpotlightCome on and give it to: The Big ShortBEST DIRECTORNominees: The Big Short, Mad Max: Fury Road, The Revenant, Room, SpotlightFrontrunner: George Miller for Mad Max: Fury RoadWatch out for: Alejandro Gonzalez Inarritu for The RevenantCome on and give it to: Adam McKay for The Big ShortBEST ACTORNominees: Bryan Cranston (Trumbo), Matt Damon (The Martian), Leonardo DiCaprio (The Revenant), Michael Fassbender (Steve Jobs), Eddie Redmayne (The Danish Girl)Frontrunner: Leonardo DiCaprioWatch out for: Michael FassbenderCome on and give it to: Bryan CranstonBEST ACTRESSNominees: Cate Blanchett (Carol), Brie Larson (Room), Jennifer Lawrence (Joy), Charlotte Rampling (45 Years), Saoirse Ronan (Brooklyn)Frontrunner: Brie LarsonWatch out for: Saoirse RonanCome on and give it to: Cate BlanchettBEST SUPPORTING ACTORNominees: Christian Bale (The Big Short), Tom Hardy (The Revenant), Mark Ruffalo (Spotlight), Mark Rylance (Bridge of Spies), Sylvester Stallone (Creed)Frontrunner: Sylvester StalloneWatch out for: Tom HardyCome on, give it to: Mark RylanceBEST SUPPORTING ACTRESSNominees: Jennifer Jason Leigh (The Hateful Eight), Rooney Mara (Carol), Rachel McAdams (Spotlight), Alicia Vikander (The Danish Girl), Kate Winslet (Steve Jobs)Frontrunner: Kate WinsletWatch out for: Alicia VikanderCome on and give it to: Jennifer Jason Leigh..