Rosenzweig, Leah, Bago, Bence <https://www.idref.fr/229784178>, Berinsky, Adam J. <https://www.idref.fr/085932442> and Rand, David W. <https://www.idref.fr/092227708>  (2021) Happiness and Surprise are associated with worse truth discernment of COVID-19 headlines among social media users in Nigeria.    Harvard Kennedy School Misinformation Review, vol.2 (n°4).  pp. 1-37.