AUTHOR=Hess Karl TITLE=Editorial: Quantum information theory JOURNAL=Frontiers in Quantum Science and Technology VOLUME=Volume 5 - 2026 YEAR=2026 URL=https://www.frontiersin.org/journals/quantum-science-and-technology/articles/10.3389/frqst.2026.1755907 DOI=10.3389/frqst.2026.1755907 ISSN=2813-2181