Musing Judith Collins mightn't stay with the National Party.

New leader Chris Luxon's demoted Collins to number 19 on the list, handing her the Research, Science, Innovation & Technology portfolio.

Newstalk ZB Political Editor Barry Soper told Heather du Plessis Allan it may only be a matter of time before Collins moves on.

“I think there’s probably been a deal done somewhere behind the scenes that she will move on from politics and take up some sort of diplomatic posting.”

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