Jun Ah Lee is an attending physician, at the Center for Pediatric Cancer, National Cancer Center, Korea. Graduated (1993) and earned Ph.D. degree (2006) from Seoul National University. Doctoral training at the Seoul National University Hospital. Visiting professor to the Albert Einstein College of Medicine, US (2006-2007). Pediatric oncologist, specializing in sarcomas. Worked at Korea Cancer Center Hospital from 2002 to 2019 as an attending physician at the department of Pediatrics. In March 2019, moved to National Cancer Center, and continues her clinical practice, as well as translational researches on sarcomas. Published articles on sarcomas based on clinical data and translational research on osteosarcoma. Member of the Korean Society of Pediatrics, Korean Society of Pediatric Hematology and Oncology, Korean Society of Cancer, American Association of Cancer Research, and Connective Tissue Oncology Society. Editorial board member of “Cancer Res Treat”. Associate Editor of “Clin Exp Pediatrics”.