A multinational megastudy of the effects of gratitude practices on subjective well-being - Nicholas A. Coles; Annabel V. Dang; Shigehiro Oishi; Abigail Adade; Aderonke A. Akintola; Beatriz B. de Souza; Biljana Gjoneska; Christine R. Harris; Dev Kesarwani; Dinara Pisareva; Eugene Y. J. Tee; Goo Lyann; et al. (Proceedings of the National Academy of Sciences, 2026)