• Discrimination between smiling faces: Human observers vs. automated face analysis 

      Del Líbano, Mario; Calvo, Manuel G; Fernández-Martín, Andrés (1); Recio, Guillermo (Acta Psychologica, 06/2018)
      This study investigated (a) how prototypical happy faces (with happy eyes and a smile) can be discriminated from blended expressions with a smile but non-happy eyes, depending on type and intensity of the eye expression; ...
    • Social anxiety and perception of (un)trustworthiness in smiling faces 

      Gutiérrez-García, Aida (1); Calvo, Manuel G (Psychiatry Research, 10/2016)
      In social environments the smile can be driven by different motives and convey different emotions. This makes a smiling face ambiguous and amenable to alternative interpretations. We investigated how social anxiety is ...
    • The contribution of facial regions to judgements of happiness and trustworthiness from dynamic expressions 

      Calvo, Manuel G; Álvarez-Plaza, Patricia; Fernández-Martín, Andrés (1) (Journal of Cognitive Psychology, 2017)
      What expressive facial features and processing mechanisms make a person look trustworthy, relative to happy? Participants judged the un/happiness or un/trustworthiness of people with dynamic expressions in which the eyes ...
    • Trustworthiness of a smile as a function of changes in the eye expression 

      Fernández-Martín, Andrés (1); Álvarez-Plaza, Patricia; Carqué, Laura; Calvo, Manuel G (Psicothema, 11/2017)
      Background: Trusting other people is necessary for satisfactory and successful social interaction. A person’s perceived trustworthiness is related to perceived facial happiness. We investigated how trustworthy someone ...