Roots of Ely Guerra

Enrique Ortiz de Landázuri Izarduy, best known as Enrique Bunbury, is a Spanish singer and songwriter. He has been described as "by far the most international star of Spanish rock" and by Billboard as "one of the greatest figures in the Spanish-speaking world." He was propelled to fame as lead singer of Héroes del Silencio. After the band disbanded in 1996, Bunbury gradually developed a solo career. His "tessitura" singing style would be in the baritone range. The Latin Recording Academy would describe Bunbury as "not only one of the most visionary rock stars ever to emerge from Spain, but also a 21st century master when it comes to crafting transcendent songs in the Spanish language."

Gustavo Alfredo Santaolalla is an Argentine composer, record producer and musician. He is the recipient of numerous accolades for his works, including two Academy Awards for Best Original Score, a Golden Globe, two Grammy Awards and 17 Latin Grammy Awards. He is known for his minimalist approach to composing and for his influence in the Latin rock music genre.

María Isabel Anita Carmen de Jesús Vargas Lizano, known professionally as Chavela Vargas, was a Costa Rican-born singer, songwriter and actress, naturalized Mexican citizen. She gained widespread recognition for her distinctive interpretations of Mexican rancheras. However, her impact extends beyond this genre, encompassing various styles within popular Latin American music.