Greystone Books is an award-winning, independent publisher of nonfiction trade books and the imprints Greystone Kids and Aldana Libros. Greystone Kids publishes fiction and nonfiction picture books and middle-grade and YA nonfiction about nature, science, health, and community, while Aldana Libros publishes children’s books from around the world, highlighting unique, international voices. In 2024, Greystone Kids and Aldana Libros were shortlisted for the Bologna Prize for Best Children’s Publisher of the Year (North America).