%0 Journal Article %T Lifespan trajectories of negative and positive affect: A coordinated analysis of 14 longitudinal studies %A Pfund, Gabrielle N. %A Bastarache, Emily D. %A Willroth, Emily C. %A Huisman, Martijn %A Spiro, Avron %A Luo, Jing %A Graham, Eileen K. %A Mroczek, Daniel K. %D 2025 %R 10.1177/08902070241293967 %J European Journal of Personality %2 ISSN: 0890-2070