Timothy Cheo (M.B.B.S., F.R.A.N.Z.C.R.) is a senior consultant radiation oncologist with the National Cancer Institute, Singapore (NCIS), with subspecialty interests in radiotherapy in palliative patients, head and neck cancers, sarcoma and skin cancers. Apart from clinical duties, he is involved in post-graduate radiation oncology education in his capacity as director of training for the department.