[1] In 1963, he founded the publishing house Editorial Jorge Álvarez and later Ediciones de la Flor, from which he released the work of writers like Rodolfo Walsh, Ricardo Piglia, Manuel Puig, Joaquín Lavado, David Viñas, Marta Lynch, Leopoldo Torre Nilsson and Juan José Saer, as well as the Mafalda comic strip by cartoonist Quino.

"[2][3] In 1968 he founded the independent record label Mandioca, nicknamed "the kids' mother", which was a great promoter for the burgeoning Spanish-language rock movement.

Through this platform, he produced influential Argentine rock artists such as Manal, Miguel Abuelo, Moris, Vox Dei, Alma y Vida and Tanguito, among others.

[4][3] In 1971, he acted in Edgardo Cozarinsky's 1971 film Puntos suspensivos o Esperando a los bárbaros.

[1] He died on July 5, 2015, and a wake took place at the National Library of the Argentine Republic in Buenos Aires.