Jo Farrell has overall command and responsibility for the Police Service of Scotland and leads 22,000 officers and staff serving communities across a third of the United Kingdom’s landmass. Chief Constable Farrell joined the police as a constable in Cambridge in 1991. In 2002, she joined Northumbria Police, initially as a Chief Inspector, and was promoted to Assistant Chief Constable, with responsibility for response and neighbourhood policing as well as the communications department. Chief Constable Farrell joined Durham Constabulary in November 2016 as Deputy Chief Constable before being appointed Chief Constable in June 2019. Chief Constable Farrell chairs the National Police Chiefs’ Council’s Digital Data and Technology Co-ordination Committee. In October 2023, Chief Constable Farrell entered office at Police Scotland.