Thriving in the First 1000 Days: Lessons from Positive Deviance Among Young Families

The first 1000 days (F1D), from conception to a child’s second birthday, constitute a critical window for shaping long-term health, development, and wellbeing. While conventional approaches often rely on external interventions to support young families, the Positive Deviance (PD) framework offers a compelling alternative: identifying and amplifying successful behaviours already present within communities facing similar constraints. This paper explores how PD can be harnessed to foster sustainable, community-led change during the F1D. By uncovering local success stories, promoting participatory engagement, and strengthening caregiver self-efficacy, PD enables communities to co-create solutions that are culturally relevant and contextually grounded. However, effective application of PD requires careful attention to structural inequities, ethical storytelling, and rigorous methodological standards to avoid inadvertently shifting responsibility onto individuals. When implemented thoughtfully, PD reveals “what works” in resource-limited settings, empowering communities to build child-inclusive environments rooted in local expertise and resilient practices.