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The challenge for Democrats, he believes, is to focus on new ways to attract attention — and to overcome their “risk aversion to trying new things.”

But a huge part of it is just this default institutionalism, this hidebound risk aversion that I think has become a real cultural problem in the Democratic Party.

The people behind the Science policy forum report and the technical report make up an illustrious group including two Nobel laureates and other names not typically associated with risk aversion or the precautionary principle, such as that of Craig Venter, the thrill-seeking founder of the Human Genome project.

"I think the problem is, is that the courage has gone out of broadcasting really, and there's just too much risk aversion," Sir Phil told the show's guest editor Sir Sajid Javid on Friday.

Risk aversion has become an end in itself.