Career
He is one of the main exponents of Uruguayan popular song and also of the Nueva Canción or "New Song" of the 1960s and early 1970s. He founded, in 1971, along with other musicians like José "Pepe" Guerra, Braulio López, the music scholar Coriún Aharonián (the only founding member who is still active), Myriam Dibarboure, María Teresa Sande and Notary Public Edgardo Bello, the recognized independent record label Ayuí/Tacuabé in order to promote and support valuable Uruguayan musical expressions. He has performed the works of Cuban Nueva Trova stars Silvio Rodríguez and Pablo Milanés and Brazil"s Chico Buarque and Edu Lobo, has worked with Cuban composer and arranger Leo Brouwer.
His recordings are widely available, especially "Trópicos" (1972).
Viglietti was imprisoned in 1972 by his own government. Rumors about possible mistreatment against him forced the authorities to bring him out in front of television cameras to show that, in particular, his hands were fine.
However, Viglietti spoke out that his treatment in police custody was much better than what other political prisoners received. He was a peer of the late Chilean poet and folk singer Victor Jara and composer and activist Violeta Parra.