Gerd Gigerenzer is Director of the Harding Centre for Risk Literacy at the University of Potsdam and partner of Simply Rational: The Institute for Decisions. He is former Director of the Centre for Adaptive Behaviour and Cognition at the Max Planck Institute for Human Development and a former Professor of Psychology at the University of Chicago. He is the author of several books on heuristics and decision-making, including Risk Savvy and Reckoning with Risk.