http://www.nature.com/news/behavioural- ... on-1.15156
Cold blooded
In 2010, as a graduate student, Kox was exploring how the nervous system influences immune responses. That's when he first learned that Hof had said that he could regulate not only his own body temperature, but also his immune system. “We thought, ‘Alright, let’s give him a chance’,” says Kox. “But we thought it would be a negative result.”