AUTHOR=Dong Da , Zhang Jing TITLE=Book Review: The Spontaneous Brain: From the Mind-Body to the World-Brain Problem JOURNAL=Frontiers in Psychology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2021.644237 DOI=10.3389/fpsyg.2021.644237 ISSN=1664-1078