He studied English literature at the University of Glasgow, where he began writing poetry.
[3] In 2011, Campbell was the recipient of an Eric Gregory Award and Robert Louis Stevenson Fellowship.
[4] In 2013, he won the Poetry London Competition with his poem, The Letter Always Arrives at its Destination.
[2] In 2012, Campbell's poetry pamphlet, After the Creel Fleet was published by HappenStance Press.
[9] Campbell's second poetry collection, First Nights, was published in the United States in 2017, as part of the Princeton Series of Contemporary Poets.