Jussi Valtonen is an author and psychologist from Helsinki, Finland. He studied neuropsychology in the United States and film screenwriting in the UK. He has published three novels, a short story collection and co-authored a book of non-fiction. His latest novel, They Know Not What They Do, was awarded the Finlandia Prize, the country’s highest-profile literary award. Translation rights for the novel have been acquired for ten languages, including English, French, German, Vietnamese and Chinese. He currently lives in New York.