Professor Gilbertson trained as a paediatric oncologist in the UK and then worked in the USA at St Jude Children’s Research Hospital as Scientific and Comprehensive Cancer Centre Director, Executive Vice President and Lillian R Cannon Endowed Chair. In 2015 he returned to the UK as Li Ka Shing Chair of Oncology and Head of the Department of Oncology at the University of Cambridge, Director of the Cancer Research UK Cambridge Centre and Senior Group Leader at the Cancer Research UK Cambridge Institute.
Professor Gilbertson's teaching interests focus on the application of research to medicine, particularly oncology.