​Dr Chang Wei Yin Esther is Consultant in the Division of Medical Oncology at National Cancer Centre, Singapore. She obtained her MD from Duke-NUS Medical School in 2012. Prior to that she did her undergraduate studies in biomedical science in NUS and obtained first class honours in 2008. Dr Chang currently subspecializes in the treatment of lymphoma, sarcoma and melanoma. Her interest in cancer biology and immunology started as a medical student when she worked on a research project on myeloid derived suppressor cells in gastric cancer patients.