Dr. Ma has an extensive experience in prospective and longitudinal population research in the United States. Dr. Jing Ma has been conducting an extensive high quality studies on nutritional, hormonal and metabolic biomarker and genetic markers as well as environmental and lifestyle exposures on cancer risk and progression, drawing on the data of Physicians’ Health Study and Nurses’ Health Study among others. She has also been closely involved in fostering international research collaborations with multiple cohorts among many countries.