AUTHOR=Ferrarini Federica , Toké Nathan A. , Carafa Michele M. C. , Arrowsmith J. Ramón TITLE=Editorial: Unveiling Active Faults: Multiscale Perspectives and Alternative Approaches Addressing the Seismic Hazard Challenge JOURNAL=Frontiers in Earth Science VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2021.738164 DOI=10.3389/feart.2021.738164 ISSN=2296-6463