Dr Fullerton is a Wellcome Trust Research Training Fellow and Specialist Registrar in Clinical Pharmacology and Therapeutics at University College London Hospital (UCLH). Dr Fullerton gained his medical degree from the University of Birmingham in 2008, winning the Gold Medal and Chancellors Award, having previously studied Experimental Psychology at the University of Oxford where he graduated with first-class honors. He has subsequently attained his Membership of the Royal College of Physicians. He acts as a lecturer, supervisor and mentor at UCL Medical School, and helps co-ordinate post-graduate medical education at UCLH. Outside interests include roles in the Resuscitation Council (UK), playing squash and golf (both relatively badly), modern art and literature. He comes from Leeds, Yorkshire.