CLICK TO PLAY AUDIO: "Think tanks actually are a refinement on academics working on would-be policy issues in the top institutions. It democratized the process. It made it wider. And some of them are leaning this way or that way politically, even. But by and large they create an environment which in some respects, at least to me, is a simulation of real live policymaking, where you try to assess what ought to be done and why. And if you are motivated, particularly as I was, by the desire to prevail, you have to think about it very seriously and all the time."