# A global Youth Peacebuilding Beliefs Scale

**Authors:** Laura K. Taylor, Vivian Liu, Bethany Corbett, Juliana Valentina Duarte Valderrama, Léïla Eisner, Jeanine Grütter, Eran Halperin, Tabea Hässler, Claudia Pineda-Marin, Ilana Ushomirsky

PMC · DOI: 10.1038/s44271-025-00340-4 · Communications Psychology · 2026-02-07

## TL;DR

This paper introduces a new global tool to measure how young people contribute to peacebuilding at different social levels.

## Contribution

The novel Youth Peacebuilding Beliefs Scale (YPBS) assesses peacebuilding across social ecological levels using cross-cultural data.

## Key findings

- The YPBS was validated through mixed-methods research with 2,970 youth across four countries.
- The scale tests the Developmental Peacebuilding Model empirically.
- Findings support youth contributions to peace across conflict-to-democracy continua.

## Abstract

Youth are often framed as victims or perpetrators of conflict. Yet, they also can disrupt conflict cycles as peacebuilders. Motivated by SDG 16 and UN Security Council Resolutions 2250, 2419, and 2535 — recognising and facilitating youth participation in fostering peace and social inclusion — we developed and validated a global Youth Peacebuilding Beliefs Scale (YPBS), a novel measure of different types of peacebuilding across levels of the social ecology (i.e., microsystem, mesosystem, and macrosystem). We used a sequential mixed-methods, cross-cultural design with adolescents (ages 14-17) and young adults (ages 18-26) across two studies (Study 1: Focus groups, N = 199, Northern Ireland n = 78, Colombia n = 60, Israel n = 41, Switzerland n = 20; Study 2: Survey, N = 2771, Northern Ireland n = 514, Colombia n = 806, Israel n = 833, Switzerland n = 618) across four diverse cases to explore youth’s contributions along the peace continuum from active conflict to stable democracy. The YPBS provided an empirical test of the Developmental Peacebuilding Model and can be used by policymakers and researchers to support youth-driven quality peace.

A Youth Peacebuilding Beliefs Scale (YPBS) is a novel tool to assess youth peacebuilding across different levels of the social ecology. It was developed through mixed-methods research with 2,970 youth across four countries

## Full-text entities

- **Diseases:** SD (MESH:D012735), violent or armed conflict (MESH:D001134)
- **Chemicals:** DPM (-)
- **Species:** Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

11 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12886878/full.md

## References

52 references — full list in the complete paper: https://tomesphere.com/paper/PMC12886878/full.md

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Source: https://tomesphere.com/paper/PMC12886878