(GUARDIAN) — Bono has said he has “embraced his inner nerd” and retired as a rock star to become a “factivist” – albeit temporarily.

The U2 singer was speaking about the drive to conquer global poverty at a TED conference in California on Tuesday.

“Forget the rock opera, forget the bombast, my usual tricks,” he said. “The only thing singing today will be the facts. I have truly embraced my inner nerd. Exit the rock star. Enter the evidence activist. The ‘factivist.’”

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