Chong Woo Yoo received his MD, M.S., and Ph.D. in Medicine from Seoul National University, Republic of Korea. Currently, he is a Professor at the Department of Cancer Biomedical Science, NCC-GCSP. Dr. Yoo is working in surgical pathology, mainly in gynecologic malignancy, including uterine cancers and ovarian cancers. He is also involved in oral and sinonasal tumor pathology. In the research field, his main concerns are in the HPV detection and phenotyping in uterine cervical and oral cancers. Dr. Yoo is also interested in the subclassification of ovarian epithelial tumors and peritoneal tumors, including pseudomyxoma peritonei. He is also interested in the cytopathology of the gynecologic area and cavity fluids. Dr. Yoo also participates in various national projects related to cancer screening and cancer registration.