SelfMadeHero has appointed Sam Humphrey as its sales and marketing manager.
The publisher, which specialises in graphic novels with a focus on literary and non-fiction comics, has also promoted Lizzie Kaye to the role of editorial and production manager.
Humphrey has worked for the past four years at Shiel Land Literary Agency, where he helped set up its digital publishing imprint, Peach Publishing.
SelfMadeHero has been running for six years following its launch by m.d. and publisher Emma Hayley. As of 2013, its books are distributed through Littlehampton Book Services.