Harris the 'UK's most successful songrwriter of 2012'

Calvin Harris is the most successful UK songwriter of 2012 according to a Music Week list.

Calvin Harris has been named the most successful UK songwriter of 2012.

The chart-topping DJ's collaborations with the likes of Rihanna, Florence Welch and Cheryl Cole have earned him the title for the second year running, according to a list compiled by Music Week.