Refactoring facial expressions: An automatic analysis of natural occurring facial expressions in iterative social dilemma. - Giota Stratou; Job Van Der Schalk; Rens Hoegen; Jonathan Gratch (ACII, 2017)

The impact of agent facial mimicry on social behavior in a prisoner's dilemma. - Rens Hoegen; Job Van Der Schalk; Gale M. Lucas; Jonathan Gratch (IVA, 2018)