White · Developmental science 2016 · randomized controlled trial · n=96

What would Batman do? Self-distancing improves executive function in young children.

Level 2 - randomized trial

Individual randomized trial testing four experimental conditions across two age cohorts.

PubMed 25997842 · doi:10.1111/desc.12314 · record verified 2026-08-26

What was done

A randomized controlled trial examined whether graded levels of psychological self-distancing improve executive function (EF) in young children. Ninety-six children—48 three-year-olds and 48 five-year-olds—were randomly assigned to one of four conditions varying in distance from the self: self-immersed, control, third-person perspective, or an exemplar role-play condition (e.g., pretending to be Batman). Performance was assessed on a comprehensive measure of EF, and preliminary analyses evaluated the role of theory of mind.

What was found

The abstract reports no raw scores, effect sizes, confidence intervals, or exact p-values. Overall EF performance increased with greater self-distancing across the sample, but follow-up analyses showed this effect was driven entirely by 5-year-olds. Five-year-olds showed significant improvements in EF relative to controls in both the third-person perspective and exemplar conditions. Three-year-olds showed no significant EF performance improvements as a function of self-distancing.

Why it matters

This study indicates that psychological self-distancing strategies, such as exemplar role-play, can enhance conscious cognitive control in children as young as age five. It suggests that emerging developmental abilities like theory of mind may be prerequisites for benefiting from perspective-taking cognitive interventions.

Limits

The abstract provides no numerical data, exact test statistics, or effect sizes. The sample size per experimental condition is small (approximately 12 children per arm within each age cohort). The design evaluates immediate laboratory task performance, leaving long-term retention, real-world application, and transfer to everyday behavior unmeasured.