The sunshine-spreads-a-smile experiment

“[…] the effect of sunshine on one nonverbal expression that facilitates social relationships (namely, smiling) has never been studied.” Until now, that is. A new paper from professor Nicolas Guéguen at the Université de Bretagne-Sud, France describes a ‘Quasi Experiment’. “In a field experiment, men and women walking alone in the street were passed by […]

Hoping to Understand Heads and Tails, Indicatively

Heads and tails are two sides of the many-sided coin that is emotion. This study explores several sides, including those two: “Indicators of positive and negative emotions and emotional contagion in pigs,” Inonge Reimert, J. Elizabeth Bolhuis, Bas Kemp, T. Bas Rodenburg, Physiology and Behavior, vol. 109, no. 17 January 2013, pp. 42–50.  The authors, […]