John Humphrys asks: is the gay marriage bill necessary reform or a waste of parliamentary time?

55% of public support gay marriage, but Tory voters and men and women are divided

Attitudes towards gay marriage and adoption in France are divided along party lines

Peter Kellner considers latest poll on gay marriage and is struck by cynicism towards Cameron

The impact of single issues on voting intention is often overestimated, argues Anthony Wells

John Humphrys discusses same-sex marriage and the comments of Cardinal O'Brien

YouGov president, Peter Kellner, discusses the politics of same-sex marriage

As the Conservatives split on gay marriage, 71% of the public think the party is divided

YouGov Profiles data comparing religious Catholics and Protestants in Britain reveals strikingly different approaches to key moral issues

Majority of UK opinion formers back same-sex marriage, but Tories divided

Roman Catholics and Muslims tend to take the most conservative positions on issues such as gay marriage, euthanasia and abortion

One in five British people opposes both marriage and civil partnerships for homosexual couples, poll finds

The British public tend to think that life in the UK is worse than six years ago, but are split on whether David Cameron has done a good job as Prime Minister

YouGov poll for Stonewall shows 3 in 5 people of faith in Britain support same-sex marriage