Leftfield: Neil Barnes, Paul Daley. Additional personnel: Earl Sixteen, Papa Dee, Djum Djum, Toni Halliday, Danny Red, John Lydon, Lemn Sissay (vocals); Kevin Haynes (berimbau). Engineers: Joe Gibb, Adam Wren, Ollie J., Simon Duffy. Recorded at Rollover Studios, London, Engl&. With Leftism, Leftfield made the crossover of techno into the pop mainstream two years before the likes of the Chemical Brothers. Embarking on a series of high-profile collaborations, they introduced to the charts a musi