Teenager Stephen Lawrence was murdered in Eltham, south-east London, in April 1993 in a racist attack. The Metropolitan Police's failure to gather evidence effectively and pursue the perpetrators led to a public inquiry, the Macpherson Report of 1999, which concluded that the Metropolitan Police was institutionally racist. The report fundamentally changed British policing, evidence standards in racially aggravated crime, and equalities law. The killers were eventually convicted in 2012 using new forensic technology — a microscopic hair and fibre evidence breakthrough.

The Lawrence murder and the Macpherson inquiry became central to British literary and cultural writing about race, evidence, and police power. British Caribbean and Black British poets responded with elegy, anger, and analysis — Benjamin Zephaniah's poem Lawrence notably refused a later royal honour in protest at the establishment's treatment of the case. The eventual conviction using forensic hair evidence decades later added a further dimension to literary meditations on justice delayed and technology redeemed.