Gerd Gigerenzer is Director at the Max Planck Institute for Human Development in Berlin and former Professor of Psychology at the University of Chicago and John M. Olin Distinguished Visiting Professor, School of Law at the University of Virginia. He is also the director of the Harding Center for Risk Literacy, Berlin, Batten Fellow at the Darden Business School, University of Virginia, and Fellow of the Berlin-Brandenburg Academy of Sciences and the German Academy of Sciences. He won the AAAS Prize for the best article in the behavioral sciences and the Association of American Publishers Prize for the best book in the social and behavioral sciences. His award-winning popular books Calculated Risks: How To Know When Numbers Deceive You, and Gut Feelings: The Intelligence of the Unconscious were translated into 18 languages. His academic books include Rationality for Mortals, Simple Heuristics That Make Us Smart and Bounded Rationality: The Adaptive Toolbox (with Reinhard Selten, a Nobel Laureate in economics). His most recent books are Better Doctors, Better Patients, Better Decisions: Envisioning Health Care 2020 and Heuristics: The Foundations of Adaptive Behavior. He has trained U.S. Federal Judges, German physicians, and top managers in decision-making and understanding risks and uncertainties.