In May 2015, Fionna accepted the post of Chief Executive Officer of the London Ambulance Service following a short period as Interim Chief Executive Officer. Joining the Service in 1998 as the first Medical Director Fionna has worked closely with the Service with responsibility for Clinical Governance, Clinical Audit and Research, and the Service’s Cardiac and Trauma Care strategies. Fionna has been a Consultant in Emergency Medicine since 1985, holding appointments at University College Hospital, the John Radcliffe in Oxford and most recently Imperial College Healthcare Trust (on the Charing Cross site). She is an Honorary Consultant to London’s Air Ambulance. She was appointed to Healthcare for London’s Clinical Advisory Group in 2007 and was London’s first Trauma Director from 2009. She is a member of the London Clinical Senate and the National Clinical Reference Group for Major Trauma. Her particular interests are pre-hospital care, trauma, resuscitation and the management of ill and injured children.