Political parties are usually more successful if they have large, active memberships and can attract donations from supporters and party members. Anyone can join a political party. The membership ...

Everyone in the UK has the right to express their views in a number of different ways, from joining pressure groups, unions or political parties to signing petitions, marching on the street ...

Who joins or leaves a political party and why? What do parties think of their members and how does this impact their policies? And how does all of this play out in the media? The Party Members Project ...