John Arthur Stevens, Baron Stevens of Kirkwhelpington, KStJ, QPM, DL, FRSA is a former Commissioner of Police of the Metropolis (head of the Metropolitan Police Service), having served from 2000 until 2005. From 1991 to 1996, he was Chief Constable of Northumbria Police before being appointed one of HM Inspectors of Constabulary in September 1996. He was then appointed Deputy Commissioner of the Met in 1998 until his promotion to Commissioner in 2000. He was a writer for the News of the World, until his resignation as the hacking scandal progressed. He sits in the House of Lords as a crossbencher.