Carmen Gil Martínez (Cádiz, 1962) is a Spanish writer and Literature teacher who writes and illustrates stories, theater and poetry for children. She began publishing books in 2003, date from which more than 90 of her works have been published, many of them translated into various languages, apart from all those of the Spanish territory. She specializes in children's literature, work that she shares with teaching and cultural animation for children. She has carried out theater projects, puppets, storytelling, dance workshops, etc. She teaches poetry courses in primary schools. She gives talks to encourage reading for families and teachers. She collaborates with various institutions (Instituto Cervantes, Centro Andaluz de las Letras, Autonomous Governments, Universities ...) giving some conferences and holding meetings with readers. In 2011, the Junta de Andalucía awarded him the Gold Medal of Merit in Education for his work to encourage reading.

The award-winning illustrator Silvia Álvarez was born in the tropical coastal city of La Ceiba, Honduras, by a Honduran father and a Spanish mother. At the age of seven she moved to Spain now living in Seville where she graduated in Fine Arts. She was awarded Gold Medal at the International Latino Book Awards for his artwork in Daisy (Cuento de luz, 2017).