1. The Media Lab, Institute for Data, Systems and Society, Massachusetts Institute of Technology , Cambridge , MA, USA
2. Toulouse School of Economics (TSM-R, CNRS) , Université Toulouse-1 Capitole , Toulouse , France
3. Department of Psychology , University of British Columbia , Vancouver , Canada
4. The Media Lab , Massachusetts Institute of Technology , Cambridge , MA, USA , Center for Humans and Machines, Max-Planck Institute for Human Development , Berlin , Germany