AUTHOR=Cheng Pengfei , Zhou Linfei , Liu Tong , Ge Na TITLE=Empowering leadership and frontline employees’ emotional labor: the mediation effects of job passion JOURNAL=Frontiers in Psychology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2025.1437736 DOI=10.3389/fpsyg.2025.1437736 ISSN=1664-1078