Relationships between the facial-width-to-height ratio (fWHR) and perceptions of trustworthiness were explored.
Perceptions of trustworthiness examined include perceptions of integrity, benevolence and ability.
fWHR was negatively related to perceptions of integrity but not related to perceptions of ability or benevolence.
Provides a critical step in understanding the impact that facial structure can have on social attributions of others