Analysis The rogue week? Explaining the volatility in recent polls 21st December 2014 | Matt Singh | More
Analysis The skew aka "electoral bias" – which party would need the most votes for equal seats? 11th December 2014 | Matt Singh | More
Analysis Ashcroft marginals poll looks good for Labour, and possibly not just in the headline 5th November 2014 | Matt Singh | More
Analysis "Would consider voting for…" question shows a double-edged sword for Lib Dems, UKIP maturing while the Greens are increasingly on the radar 3rd November 2014 | Matt Singh | More