“…The global need for simple, accessible, evidence-based mental health interventions existed prior to the COVID-19 pandemic, with only a small fraction of those needing help ever receiving care (Campion, 2018 ). The pandemic exacerbated the crisis, engendering stress, anxiety, depression, insomnia, denial, anger, and fear (Torales et al, 2020 ), exposing defects in already fragile and inadequate systems of care (Auerbach and Miller, 2020 ; Gribble et al, 2022 ). Large-scale disasters, social turmoil, political conflict, climate change, population displacement, community violence, and structural racism all place population mental health at risk and underscore the need for mental health interventions that are effective, low-dose, transferrable, and sustainable (WHO, 2022 ).…”