Benjamin Zephaniah reassesses dub poet Linton Kwesi Johnson's 1978 debut album. Dread Beat an' Blood expressed the black British experience as it had never been heard before. Using his trademark spoken word style set to an instrumental reggae beat, the record voiced the frustration of a generation. Linton discusses the issues he tackled on the record, such as police harassment, the National Front and the criminal justice system. Thirty years on, how much has changed?