AUTHOR=Montrul Silvina , Torregrossa Jacopo , Paradis Johanne , Daskalaki Evangelia TITLE=Editorial: The role of literacy and schooling in heritage language maintenance and growth JOURNAL=Frontiers in Language Sciences VOLUME=Volume 4 - 2025 YEAR=2026 URL=https://www.frontiersin.org/journals/language-sciences/articles/10.3389/flang.2025.1768943 DOI=10.3389/flang.2025.1768943 ISSN=2813-4605