Alia Trabucco Zerán was born in Chile in 1983. She was awarded a Fulbright scholarship for a master's in creative writing in Spanish at New York University, where she wrote her debut novel La resta (The Remainder). La resta won the prize for Best Unpublished Literary Work awarded by the Consejo Nacional del Libro de Chile, and was shortlisted for the Man Booker International in 2019. It has been translated into seven languages. Las homicidas is her second book. She lives between Santiago and London.

Sophie Hughes is a British translator of Spanish-language writers such as Alia Trabucco Zerán, Fernanda Melchor and Enrique Vila-Matas. She has been nominated three times for the International Booker Prize, as well as for the Dublin Literary Award, the Valle Inclán Translation Prize, the National Book Award in Translation, the PEN Translation Prize, the National Translation Award in Prose, and the Andrew Carnegie Medal for Excellence in Fiction.