Sonny & Cher began their career with record producer Phil Spector.
 In 2019, Harding's book Pop Music Production was published (in the Routledge Press academic series, 'Perspectives on Music Production'), which examines the pop music culture, business, songwriting and production processes around his work in the 1990s
 Even when occasionally working under a number of new aliases such as CHAPS and Power Syndicate, success came for artists such as East 17 (including 1994 Christmas No

