Ben Whitford: It's the final showdown. Cast your vote here.

Ali McNab: In his final Big Blogger post, Altrui calls for joined-up thinking to tackle Britain's heroin problem.

Christina Morgan: Prisons should be places of opportunity as well as punishment, argues SacredRain in her final Big Blogger post.

Ben Whitford: The votes are in, and it's time for the penultimate eviction.

Ben Whitford: It's eviction time again at the Big Blogger house. Have your say here.

Christina Morgan: In the week's final Big Blogger post, SacredRain is disgusted by the hypocrisy of Christian videogames.

Ali McNab: In the second of the week's Big Blogger posts, the home secretary gets up Altrui's nose.

Francis Sedgemore: In his third Big Blogger post, Francis Sedgemore cuddles up to the US ambassador to the United Nations.

Francis Sedgemore: In his second Big Blogger post, Francis Sedgemore lays into petrolheads.

Christina Morgan: It's time for medical marijuana to move into the mainstream, argues SacredRain in her second Big Blogger post.

Ali McNab: Only bonhomie can win the war on terror, writes Altrui in the first of the week's Big Blogger posts.

Ben Whitford: You've had your say; now it's time to evict the first contestant.