American artist Lorna Simpson uses video narratives – along with text and photography – to explore race, identity and gender. She's been tipped by Sean O'Hagan as the frontrunner for the prize
Photograph: Lorna Simpson/Salon 94
Photograph: Lorna Simpson
Ireland's Richard Mosse is nominated for his multimedia installation The Enclave, which showed at the Venice Biennale. Mosse and collaborators Trevor Tweeten and Ben Frost documented rebel leaders in eastern Congo in 2012 using infrared film, an attempt, he has said, 'to rethink war photography'
Photograph: Richard Mosse/Jack Shainman Gallery
Photograph: Richard Mosse/Jack Shainman Gallery
Alberto García-Alix is nominated for his book Autorretrato/Self-Portrait. Over nearly four decades, the Spanish photographer has amassed glimpses of himself and his surroundings to create a wholly self-referential body of work
Photograph: Alberto García-Alix
Photograph: Alberto García-Alix
Nominated for his self-titled show at Hamburger Kuntshalle, German biologist turned photographer Jochen Lempert chronicles the natural world – from flocks of birds to volcanoes – through the eyes of both an artist and a scientist
Photograph: Jochen Lempert/VG Bild-Kunst, Bonn
Photograph: Jochen Lempert/Galería ProjecteSD