Author: Javier Rivas, Senior Lecturer in Economics, University of Bath

Yuangeng Zhang/Shutterstock If you’ve ever wondered how farming spread far and wide, our research on past human societies offers one explanation: contact between different groups often drives change. In a recent paper, together with our colleagues Enrico R. Crema, Stephen Shennan and Oreto García-Puchol among others, we used a mathematical model to analyse what happens […]