In part because individual judgement is not accurate enough or consistent enough, cognitive diversity is essential to good decision making.

Framing effects can be very influential, and to the degree that you can think of a task as close rather than distant, you're more likely to actually get it done.

Of course, plenty of people don't think that guaranteeing affordable health insurance is a core responsibility of government.

In part because individual judgement is not accurate enough or consistent enough, cognitive diversity is essential to good decision making.

Of course, looking tough on inflation is part of any central banker's job description: if investors believe that inflation is going to get out of control, you end up with higher interest rates and capital flight, and a vicious circle quickly ensues.

Defense contractors are able to reap tremendous profits while rarely confronting the risks for which those profits are supposed to be the reward.

Linux is a complex example of the wisdom of crowds. It's a good example in the sense that it shows you can set people to work in a decentralized way - that is, without anyone really directing their efforts in a particular direction - and still trust that they're going to come up with good answers.