Elisa Yagüe is a Spanish author. She graduated in Hispanic Studies and Literary Theory and Comparative Literature at the Complutense University of Madrid. After working in translation, adult literacy, and cultural management, she has found her perfect formula for working with words and stories: she's a high school teacher, an oral narration critic, and from time to time, a book author. I'm Sad Today (Cuento de Luz, 2022) is her first children's book.
Celia Sacido (Madrid, 1984) is a Spanish illustrator and bookbinder. She studied Film & Animation at different schools in Valence (France) and in Madrid. Back in Madrid, she is trained as a bookbinder and carried out different studies and a master's in Literature for children and Publishing. She currently focuses her work on children's illustrations and the binding of book objects and small artist editions.