Open Peer Commentary
Proust's madeleine illustrates the automatic nature of associative learning. Although we agree with Mitchell et al. that no compelling scientific proof for this effect has yet been reported in humans, evolutionary constraints suggest that it should not be discarded: There is no reason by which natural selection should favor individuals who lose a fast and automatic survival tool.
The propositional nature of human associative learning Chris J. Mitchell, Jan De Houwer and Peter F. Lovibond School of Psychology, University of New South Wales, Kensington 2052, Australia email@example.com http://www.psy.unsw.edu.au/profiles/cmitchell.html; Department of Psychology, Ghent University, Henri Dunantlaan 2, B-9000 Ghent, Belgium firstname.lastname@example.org http://users.ugent.be/~jdhouwer/">; School of Psychology, University of New South Wales, Kensington 2052, Australia email@example.com http://www.psy.unsw.edu.au/profiles/plovibond.html">