Dr Khoo is Consultant in Clinical Oncology at The Royal Marsden Hospital (RMH), Honorary Consultant, St George’s Hospital and Honorary Reader, Institute of Cancer Research, UK.. He was previously Head of Department of Clinical Oncology, RMH. He is Adjunct Professor, Monash University and Honorary Associate Professor, University of Melbourne and Austin Health, Australia. He specialises in urological cancers with interests and research in combined modality therapies including systemic therapy trials (Phase I to Phase IV), multi-modality imaging, stereotactic and image-guided radiotherapy. He has published over 270 articles and chapters. He is a member of several national and international committees including NCRI Bladder, Renal and Penile, ESTRO, and ESMO. He enjoys the sea and all food.