John Rentoul blogs about David Cameron's plan to make constituency sizes equal and says it will, assuming the Tories win the election, make it much harder for Labour to come back in 2014.
At Left Foot Forward, Guy Shrubsole considers how the green movement can overcome the crisis of confidence triggered by Copenhagen and "Climategate".
Sunder Katwala ask if Tory modernisers are right to fear the influence ConservativeHome's Montgomerie enjoys over party activists.
The joint appearance of all three main parties' health spokesmen on today's Politics Show was an important forerunner for the planned TV debates, says PoliticalBetting's Mike Smithson.
Gary Gibbon blogs about meeting Dr Johannes Witteveen, the man in charge of the IMF during its British bailout in 1976.