Matt Gallagher is a former US Army captain and the author of the acclaimed Iraq War memoir Kaboom, based on the popular and controversial blog he kept while he was deployed. He holds an MFA in fiction from Columbia and has written for the New York Times, The Atlantic, The Daily Beast, and The Paris Review, among others. He lives with his wife in Brooklyn.

Colum McCann is the author of seven novels, three collections of stories and two works of non-fiction. Born and raised in Dublin, Ireland, he has been the recipient of many international honours, including the U.S National Book Award, the International Dublin Literary Prize, a Chevalier des Arts et Lettres from the French government, election to the Irish arts academy, several European awards, the 2010 Best Foreign Novel Award in China, and an Oscar nomination.

In 2017 he was elected to the American Academy of Arts. His work has been published in over 40 languages. He is the President and co-founder of the non-profit global story exchange organisation, Narrative 4. He is the Thomas Hunter Writer in Residence in Hunter College, in New York, where he lives with his wife Allison and their family. His most recent novel, Apeirogon, became an immediate New York Times bestseller and won several major international awards. His first major non-fiction book, American Mother, will be published in February 2024.