AUTHOR=Fernandez-Nieves Alberto , Planet Ramon TITLE=Editorial: Active and externally driven granular matter JOURNAL=Frontiers in Physics VOLUME=10 YEAR=2022 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2022.1097453 DOI=10.3389/fphy.2022.1097453 ISSN=2296-424X