AUTHOR=Quirin Markus , Jais Marius , Di Domenico Stefano I. , Kuhl Julius , Ryan Richard M. TITLE=Effortless Willpower? The Integrative Self and Self-Determined Goal Pursuit JOURNAL=Frontiers in Psychology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2021.653458 DOI=10.3389/fpsyg.2021.653458 ISSN=1664-1078