AUTHOR=Guo Zhiwei , Xue Haoran , Long Yang , Qin Chengzhi , Jin Liang TITLE=Editorial: Non-hermitian and topological photonics JOURNAL=Frontiers in Physics VOLUME=11 YEAR=2023 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2023.1177898 DOI=10.3389/fphy.2023.1177898 ISSN=2296-424X