He was creative director for the Spanish fashion label Armand Basi. His work was first published in the 1960s. His political cartoons were used to criticize Francisco Franco. He signed his works as "El Zurdo". For many years, he was engaged in creating illustrations for articles by Manuel Vázquez Montalbán in Mundo Obrero.
Juste de Nin died on 21 May 2020 in Barcelona of cancer at the age of 75.[1]