上海交通大学附属第六人民医院病理科主任，学科带头人，硕士生导师。亚专科方向为头颈部病理、内分泌病理、甲状腺细胞病理。 Zhiyan Liu, MD, PhD, MIAC is the Director of Department of Pathology Shanghai Sixth People’s Hospital. She performs general surgical pathology, and is specialized in endocrine pathology and thyroid cytopathology. She is the vice president of Thyroid Cancer Committee of Chinese Society of Clinical Oncology, standing committee member in Tumor Pathology Committee of Chinese Cancer Anti-cancer Association, a core member of Asian Thyroid Working Group, and member of the International Academy of Cytology and American Thyroid Association. Zhiyan Liu has published more than 100 peer-reviewed articles and book chapters. She is the first who proposed to set up a borderline tumor category, WDT-UB (well differentiated thyroid tumor uncertain clinical behavior, synonym of NIFTP) (PMID: 21070478), in the thyroid tumor classification in 2011, far before the NIFTP proposal. She is the first author of the first edition of Chinese Expert consensus on the cytopathological diagnosis of thyroid fine needle aspiration (version 2023).