Gaëlle is the author of Beirut o de las ruinas (Margen de Poesía, 1998), Otra es la casa (UAEM, 2000), Los emigrantes/Les émigrants (UAM–Écrits des Forges, 2015), Escrituras sin rostro (University of North Carolina, 2025). Her poetry explores themes of genealogy, war, exile, and motherhood, while her essays examine notions of antagonism, authorship, and social movements.

She studied Latin American Literature at la Universidad Iberoamericana, Mexican literature at la UNAM, and received her Ph.D in Hispanic Literature and Culture from Indiana University. Before moving to the United States in 2012, she served as an editor for Origina, alógeno, Dónde Ir, and Chilango. She also co-founded the independent publishing house PLAN C Editores, dedicated to publishing fiction, poetry, and nonfiction. In 2007, she began working as a literary critic for Letras Libres, contributing reviews on contemporary literature and culture.