AUTHOR=Stanley Darrius A. TITLE=The costs of diversifying the principal workforce: Black jobs, Black principal(ing), and sustainability JOURNAL=Frontiers in Education VOLUME=Volume 10 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/education/articles/10.3389/feduc.2025.1519359 DOI=10.3389/feduc.2025.1519359 ISSN=2504-284X