Dr Simon Crabb is an Associate Professor in Medical Oncology at the University of Southampton in the United Kingdom. He specialises in genitourinary cancers and early phase clinical trials at University Hospital Southampton. His research interests focus on the development of novel therapeutic strategies for genitourinary cancers. Dr Crabb is Associate Clinical Director of the Southampton Clinical Trials Unit, Deputy Director of the Southampton Experimental Cancer Medicine Centre and a centre lead for phase I cancer clinical trials. He has been a member of NCRI Clinical Studies Groups in the UK for prostate, bladder and renal cancers and the Experimental Medicine Expert Review Panel for Cancer Research UK.