Chiming in? These physicists were asked to join 12 cross-disciplinary centers with other cancer specialists, setup by the US National Cancer Institute, and Davies was asked to lead one such center. He's not chiming in on anything; he's doing the job he was asked to do.

Whether this theory ever gets beyond discussions with field experts is another story. But as it stands, he's not just lobbing fly balls to the outfield for no reason.