Petroc Sumner

Petroc Sumner Petroc Sumner is psychologist and co-director of the InSciOut science in the media project. This project – a collaboration between scientists, press officers and journalism academics – has published 9 studies on where exaggerations occur, how readers interpret the strength of causal phrases and related topics, culminating in a real-world trial investigating the effects on news of headline phrasing and caveats in actual press releases.