Ron Sun is Professor of Cognitive Science at Rensselaer Polytechnic Institute, New York. He has published numerous papers and books in cognitive sciences, including The Cambridge Handbook of Computational Psychology (Cambridge University Press, 2008). He was the recipient of the 1991 David Marr Award from Cognitive Science Society and the 2008 Hebb Award from International Neural Networks Society. He is a fellow of APS, IEEE, and other professional organizations.