During a conference debate the influential social psychologist Robert Zajonc once proposed that the image of the human mind as a small computer should be updated to assign more prominence to motivation and emotion, and he suggested the memorable image of a computer covered in barbecue sauce!

Roy Baumeister, ‘Background’, in Roy Baumeister & Eli Finkel (eds.), Advanced Social Psychology: The State of the Science, Oxford, 2010, p. 12