(México, 1962)
She was born in Mexico City, on April 13, 1962. For years she has dedicated her life to poetry and literature for children and young adults. She has written several books of poetry, and among the prizes she has received are the Aguascalientes National Poetry Prize, the Ramón López Velarde International and the Sabine-Gatien La Pointe in Canada. Her books have been published in Belgium, Canada, the United States, China, Italy and England, and her poems have been translated into various languages. Yale University published her Selected poetry, and her book Teoría de las niñas was translated into Italian. Some of the topics across her work dedicated to childhood are the difficulties that children must overcome to live in a better world, the social conditions they face in their lives and the differences that distinguish them as individuals. Her books have received recognitions such as the Honorable Mention of the White Ravens and the Ragazzi Award in Italy, the Barco de Vapor Award in Mexico and the honor List of the International Book on Board for Young People. In 2017 she was the ambassador of the International Children's and Youth Literature Fair of her country. In 2019 she received the SM Ibero-American Prize for Children's and Youth Literature for her career. She is currently the Poetry tutor at the Foundation for Mexican Letters, and coordinator of the Octavio Paz Extraordinary Chair and the poetry collection El Ala del Tigre, of the National Autonomous University of Mexico (UNAM). Her most recent poetry books are Deslumbrantes campos de hielo, Sombra y materia and Digo aire para volar mis ojos.