The populariser could be upright and learned, but he could also be a Goebbels.

ECONOMIST: C.V. Wedgwood

His last contribution, of course, was as a populariser of the best kind.

ECONOMIST: Look and learn

Faraday eventually succeeded Davy as the British government's trusted adviser on scientific matters, the Royal Institution's star lecturer, and London's foremost populariser of science.

ECONOMIST: Science