“Everyone has an opinion on pop music,” says Frith. “And we found that activity in the ventral striatum was very high when the individuals and the experts agreed on a song.

"Everyone has an opinion on pop music," says Frith. "and we found that activity in the ventral striatum was very high when the individuals and the experts agreed on a song."

Professor Uta Frith, an autism researcher at University College London, said the findings needed to be treated with caution.