Dr Gardiner is a Consultant in Adult Intensive Care Medicine at Nottingham University Hospitals NHS Trust, UK.
Through an interest in ethics, the diagnosis of death and deceased organ donation he has been a Clinical Lead for Organ Donation since 2009. In June 2018 he was appointed national Clinical Lead for NHS Blood and Transplant.
Dr Gardiner is chair of Nottingham’s Ethics of Clinical Practice Committee and co-chair in a European deceased donation ethics working group (ELPAT). He served for four years as a member of the UK Donation Ethics Committee until its closure in 2016