Ruth Stewart and Carina von Rooyen

Ruth Stewart (pictured) is professor of evidence at the University of Johannesburg. She has a background in social sciences, and has worked across academia and government. Stewart founded and chairs the Africa Evidence Network, the world's first and largest cross-sector regional evidence network. She also founded and leads the Africa Centre for Evidence at the University of Johannesburg. Carina von Rooyen is a senior researcher at the Africa Centre for Evidence, where she co-directs the South African Centre of the Collaboration for Environmental Evidence.

Evidence Stickers Roll

As the Science Shifts So Should Rational Behavior

Everyone – from ordinary citizens to journalists reporting on big issues and researchers trying to communicate their findings – should accept that science changes, and behave accordingly

10 months ago