The relation between aggression and theory of mind in children: A meta-analysis.

Previous findings on the association between theory of mind (ToM) and aggression in children are mixed. The social skills deficit view regarded ToM as a single-edged sword and proposed that a lack of ToM can lead to aggression, while the double-edged sword view proposed that children with advanced ToM can still show much aggression because children can also leverage ToM to harm others. To resolve the dispute between the two views, we conducted a meta-analysis combining cross-sectional and longitudinal findings from 53 studies including a total of 11,579 children aged between 2 and 15 years.

A meta-analysis of the relationship between empathy and executive function.

The current meta-analysis was designed to determine the relationship between executive function (EF) and empathy, as well as to identify any moderators. A search of Chinese and English databases yielded 18 studies and 67 effect sizes involving a total of 6006 participants. Results with the random effects model showed that EF was significantly positively correlated with empathy (r = .