A police officer for 34 years, Ian Blair served as Commissioner of Police of the Metropolis, head of London's Metropolitan Police Service. He testified regarding his personal relationship with the media and as head of the police force. He gave detailed evidence of how relations between the media and police were conducted. Resigned in 2008 and became a peer in 2010. Lord Blair noted that the culture prevailing during his time as Commissioner was very different from the culture at the time of the Inquiry.
John Stevens was Commissioner of Police of the Metropolis (head of the Metropolitan Police Service) 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. Told the Inquiry that he had set out to develop a close relationship with the media.
John Wakeham, former Conservative Party politician and former Chairman of the Press Complaints Commission. Between 1998 and 2012, he was Chancellor of Brunel University, and since then has been appointed its Chancellor Emeritus. He was a director of Enron from 1994 until its bankruptcy in 2001. Gave his view that statutory regulation would be acrimonious and hard to achieve.