| Amid Lead for Romney in Iowa Poll, Momentum for Santorum | Nate Silver |
| In Iowa, Rick Perry Is Stuck in the Second Tier | Nate Silver |
| Iowa Race Tightens in Final 48 Hours | Nate Silver |
| Lunchtime Polling Update | Nate Silver |
| In Iowa, Six Candidates Compete to Beat Expectations | Nate Silver |
| Why I’d Bet on Santorum (and Against My Model) | Nate Silver |
| Live Blogging the Iowa Caucuses | Nate Silver |
| Romney’s Ugly Win May Be a Charm | Nate Silver |
| Candidates Who Do Better Than Expected Win More Media Attention | John Sides |
| Perry, Perry, Quite Contrary | Nate Silver |
| First Post-Iowa Polls Show Bounce for Santorum | Nate Silver |
| Iowan Casts Doubt on Winner of Caucus | Nate Silver |
| Romney Leads South Carolina Polls | Nate Silver |
| Beating Romney in N.H. Would Require Historic Upset | Nate Silver |
| Vote Result From Disputed Precinct Deemed Official | Nate Silver |
| Diverging Objectives in N.H. for G.O.P. Candidates | Nate Silver |
| Some Signs in Polls That Santorum’s Momentum Has Stalled | Nate Silver |
| Huntsman Has Momentum, but He Lacks Time | Nate Silver |
| Ground Game Determines Candidates’ Strength | Nate Silver |
| New Hampshire Primary Overview and Forecast | Nate Silver |
| Analysis From the New Hampshire Primary | Nate Silver |
| Romney Looks Strong in South Carolina and Beyond | Nate Silver |
| Polls Show Gains for Romney — But Not in South Carolina | Nate Silver |
| Intraparty Attacks Could Be November Liability for Romney | Nate Silver |
| Romney-Obama: No Popularity Contest | Nate Silver |
| Backing of Evangelicals Could Resuscitate Santorum in South Carolina | Nate Silver |
| Before Citing a Poll, Read the Fine Print | Nate Silver |
| Huntsman Withdrawal Should Aid Romney | Nate Silver |
| Reads & Reactions | Micah Cohen |
| National Polls Suggest Romney Is Overwhelming Favorite for G.O.P. Nomination | Nate Silver |
| The Myth of ‘Anybody but Romney’ | Nate Silver |
| Does Gingrich Have Momentum in South Carolina? | Nate Silver |
| Perry’s Voters May Not Flock to Gingrich | Nate Silver |
| Gingrich Tied With Romney in South Carolina Forecast | Nate Silver |
| The Semantics and Statistics of Santorum’s Win in Iowa | Nate Silver |
| Romney’s ‘Prevent Defense’ Yielding Big Gains to Opponents | Nate Silver |
| Nominating Fight Wears on Romney’s Favorability Ratings | Nate Silver |
| Gingrich Is Well-Positioned as South Carolina Votes | Nate Silver |
| South Carolina Primary Overview and Forecast | Nate Silver |
| 2008 South Carolina Primary Benchmarks | Micah Cohen |
| Live Coverage of the South Carolina Primary | Nate Silver |
| Did Gingrich’s Win Break the Paradigm? | Nate Silver |
| New Florida Polls Show Big Swing to Gingrich | Nate Silver |
| Some Signs G.O.P. Establishment’s Backing of Romney Is Tenuous | Nate Silver |
| Reagan Count: Gingrich 55, Romney 6 | Nate Silver |
| The Florida State of Play | Nate Silver |
| Polls Suggest Gingrich’s Support May Have Peaked | Nate Silver |
| Gingrich Enters Debate Needing One More Comeback | Nate Silver |
| In Florida Debate, Gingrich Ignores Lessons of Recent History | Nate Silver |
| Another Check on the Campaign’s Truthiness | Micah Cohen |
| Consensus of Polls Shows Romney Up in Florida | Nate Silver |
| Advantage Romney in February, but Risks Abound | Nate Silver |
| Gingrich Upset Chances Dwindle in New Florida Polls | Nate Silver |
| Polls Diverge, but All Point to a Romney Win | Nate Silver |
| The Incredible Shrinking Primary Bounce | Nate Silver |
| Florida Primary Overview and Forecast | Nate Silver |
| The Political Geography of Florida | Micah Cohen |
| Florida Benchmarks From 2008 | Micah Cohen |
| Live Coverage of the Florida Primary | Nate Silver |