AUTHOR=Leeman W. P. , Agostini S. , Barnes J. D. , Li H.-Y. , Marschall H. R. , Ryan J. G. TITLE=Editorial: Fluid-mobile element tracers of subduction processes—the record in volcanic arc magmas and exposed subduction complexes JOURNAL=Frontiers in Earth Science VOLUME=10 YEAR=2022 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2022.1092337 DOI=10.3389/feart.2022.1092337 ISSN=2296-6463