Elizabeth Ruth Plummer MBE FMedSci is a Professor of Experimental Cancer Medicine at Newcastle University and an oncologist specialising in treating patients with melanoma. Based in Newcastle, she directs the Sir Bobby Robson Cancer Trials Research Centre, set up by the Sir Bobby Robson Foundation to run early-stage clinical trials.v Plummer and the Newcastle team won a 2010 Translational Cancer Research Prize from Cancer Research UK for work using rucaparib to treat ovarian cancer. Plummer was elected as a fellow of the UK's Academy of Medical Sciences in 2018.