Brad’s got a good post on the ironically named Copenhagen Consensus, Bjorn Lomberg’s blue-ribbon panel to determine the most cost-effective forms of environmental activism. His point — that it’d all be well and good if governments would actually follow the recommendations rather than just use them to knock down spending on global warming prevention is well-taken, and one that’s relevant far beyond Lomberg.

Ezra Klein is a former Prospect writer and current editor-in-chief at Vox. His work has appeared in the LA Times, The Guardian, The Washington Monthly, The New Republic, Slate, and The Columbia Journalism Review. He’s been a commentator on MSNBC, CNN, NPR, and more.