NOTE: as of 24th April this Post is up at Climate Etc, the well known Lukewarmer blog of atmospheric scientist Judith Curry: http://judithcurry.com/2015/04/24/contradiction-on-emotional-bias-in-the-climate-domain/
Section 1: Universal acknowledgement of emotional bias.
The psychological phenomena of emotional bias, a distortion in cognition and decision-making due to emotional factors, has been known of for millennia. I perhaps should say ‘enhanced’ emotional factors, because emotional reaction is a core part of our thinking machinery and hence wholly rational perceptions or decisions would likely be a rarity at best, and possibly non-existent. Yet as emotional factors increase to something that truly touches us, distortion away from what might be termed ‘regular’ (i.e. no strong emotions present) or ‘rational’ or ‘balanced’ thinking, becomes much more significant.
This distortion is so well known that consciously or sub-consciously, arguments often employ an appeal to emotion exactly because this significantly increases the chance of overcoming opposing views. From the link immediately above (warning, wiki; short summaries of this topic are hard to come by) we are told that Aristotle (died 322BC) in his treatise Rhetorica described emotional arousal as critical to persuasion, while Seneca (died AD 65) warned that “Reason herself, to whom the reins of power have been entrusted, remains mistress only so long as she is kept apart from the passions.” Continue reading