María Onis was born in 1977 in Buenos Aires. She studied Screenwriting at the University of Cinema in Buenos Aires. Her feature film Ínsula (2019) was featured at the Nyon – Visions du Réel Festival, Buenos Aires International Festival of Independent Cinema (BAFICI, as per its Spanish acronym), and the Cali International Festival. She directed the short films Inmortal Kombat, Galaxies, Los celos de la piedra, Maíz que nada, Sobremesa, and Alerta!, among others. Jorge Polaco is her second documentary feature film.