The Big Joy Project

Title: Scaling a Brief Digital Well-Being Intervention (the Big Joy Project) and Sociodemographic Moderators: Single-Group Pre-Post Study

Who conducted it: Darwin A. Guevarra, Yoobin Park, Xuhai Xu, Jin Liou, Jolene Smith, Peggy Callahan, Emiliana Simon-Thomas and Elissa S. Epel

Published when and where: The study was published in 2025 in the Journal of Medical Internet Research.