Sam Gendel

Jazz is an improvisation-centered music tradition that emerged from African American communities in the early 20th century. It blends blues feeling, ragtime syncopation, European harmonic practice, and brass band instrumentation into a flexible, conversational art. Defining features include swing rhythm (a triplet-based pulse), call-and-response phrasing, blue notes, and extended harmonies built on 7ths, 9ths, 11ths, and 13ths. Jazz is as much a way of making music—spontaneous interaction, variation, and personal sound—as it is a set of forms and tunes. Across its history, jazz has continually hybridized, from New Orleans ensembles and big-band swing to bebop, cool and hard bop, modal and free jazz, fusion, and contemporary cross-genre experiments. Its influence permeates global popular and art music.

Brazilian classical music is the national art‑music tradition that fuses European concert music with the rhythms, melodies, and timbres of Brazil. It emerged as composers absorbed the harmonic language and forms of the Classical and Romantic eras and then wove in modinha, lundu, choro, and other popular/folk idioms. Across orchestral, chamber, operatic, and solo repertoire—often with guitar and voice at the center—its hallmarks include lyrical, song‑forward themes, syncopated and dance‑derived rhythms, colorful orchestration, and frequent evocations of regional and Indigenous materials. From the late‑Romantic operas of Carlos Gomes to Villa‑Lobos’s modernist Bachianas and Chôros cycles, the style maps a distinctly Brazilian identity onto classical craft.