Leader Music

Latin (as a genre label) is a broad umbrella used by the recording industry to categorize popular music rooted in Latin America, the Caribbean, and the Iberian world, often characterized by syncopated Afro-diasporic rhythms, dance-forward grooves, and lyrics primarily in Spanish or Portuguese. As a marketplace category that took shape in the mid-20th century United States, it gathers diverse traditions—Afro-Cuban, Brazilian, Mexican, and Caribbean styles—into a shared space. In practice, "Latin" spans everything from big-band mambo and bolero ballads to contemporary pop, rock, hip hop, and dance fusions produced by artists of Latin American heritage.

Latin pop is mainstream pop music performed primarily in Spanish (and sometimes Portuguese) that blends contemporary pop songwriting with Latin American and Iberian rhythms, harmonies, and vocal stylings. It typically features verse–pre-chorus–chorus forms, catchy hooks, polished production, and a balance between rhythmic drive and romantic lyric themes. Classic Latin pop often leans on bolero- and ballad-informed melodies and soft-rock textures, while modern Latin pop readily incorporates dance-pop, electronic, and urbano elements (such as reggaeton-influenced grooves) without losing its sing-along pop core.

Latin rock blends the instrumentation and attitude of rock with Afro‑Latin and Caribbean rhythms, percussion, and song forms. Typical bands combine electric guitars, bass, and drum kit with congas, bongos, timbales, and hand percussion, creating a driving, danceable groove grounded in the clave. Vocals may be in Spanish, Portuguese, Spanglish, or English, and lyrics range from love songs and urban life to social and political commentary. Harmonically, Latin rock draws from blues/rock progressions but frequently incorporates modal colors (Dorian, Mixolydian) and montuno‑style vamps borrowed from salsa and Afro‑Cuban traditions. The result sits comfortably between club‑ready rhythm and arena‑sized rock energy.

Blues rock is a guitar-driven style that fuses the raw feeling and 12‑bar structures of the blues with the power, volume, and rhythmic punch of rock. It emphasizes riff-based songs, pentatonic and blues-scale soloing, call‑and‑response between voice and guitar, and an expressive, often gritty vocal delivery. Typical ensembles are power trios (guitar, bass, drums) or quartet formats adding second guitar, keyboards, or harmonica, and performances commonly feature extended improvisation. Sonically, it favors overdriven tube-amp tones, sustained bends, vibrato, and dynamic contrasts, moving from shuffles and boogies to straight‑eighth rock grooves.

Bolero is a romantic Cuban song genre that emerged in the late 19th century in Santiago de Cuba within the trovador tradition. It is characterized by a slow to moderate tempo, lyrical melodies, and intimate, sentimental lyrics centered on love, longing, and heartbreak. Unlike the Spanish dance of the same name, the Cuban bolero is a vocal, guitar-led form that later expanded to trios and orchestras. Its rhythmic backbone often draws on the habanera/tresillo feel, while harmony ranges from simple tonic–dominant motion to lush progressions with secondary dominants and jazz-inflected extensions in later styles. Bolero became a pan–Latin American idiom during the 20th century, shaping the repertoire of trios románticos and crossover stylings in Mexico, Puerto Rico, and beyond, and laying crucial foundations for later romantic currents in Latin pop and ballad traditions.

Chanson française is a lyric-centered French song tradition in which the expressiveness, prosody, and storytelling of the French language take priority over virtuosic vocal display. Melodies tend to be memorable yet restrained, arranged to support the text rather than overshadow it. Historically linked to Parisian cabarets, music halls, and the café-concert circuit, the style embraces topics ranging from love and everyday life to social satire and political commentary. Typical accompaniments include guitar, accordion, piano, and small orchestras, with arrangements that can range from intimate to lush. Performance is as much about interpretation and diction as it is about singing, often favoring conversational phrasing and dramatic nuance.

Classic rock is a radio-defined umbrella for mainstream, guitar-centered rock music from the mid-1960s through the 1980s. It emphasizes blues-based riffs, memorable choruses, sturdy backbeats, and prominent guitar solos, often framed by warm, analog production. Rather than being a single stylistic branch, classic rock curates a canon that spans hard rock, blues rock, folk rock, psychedelic and progressive strains, and heartland- and country-tinged rock. Albums and album-oriented rock (AOR) values—extended tracks, conceptual cohesion, and musicianship—are central to its identity. The sound evokes tube-amp crunch, Hammond organs, stacked vocal harmonies, and anthemic songwriting designed for both FM radio and the concert arena.

Classical music is the notated art-music tradition of Europe and its global descendants, characterized by durable forms, carefully codified harmony and counterpoint, and a literate score-based practice. The term “classical” can refer broadly to the entire Western art-music lineage from the Medieval era to today, not just the Classical period (c. 1750s–1820s). It privileges long-form structures (such as symphonies, sonatas, concertos, masses, and operas), functional or modal harmony, thematic development, and timbral nuance across ensembles ranging from solo instruments to full orchestras and choirs. Across centuries, the style evolved from chant and modal polyphony to tonal harmony, and later to post-tonal idioms, while maintaining a shared emphasis on written notation, performance practice, and craft.

Cumbia is a syncretic dance-music tradition from Colombia’s Caribbean coast that blends African rhythmic heritage, Indigenous (especially gaita flute) melodic practice, and Spanish colonial instrumentation and forms. Traditionally performed in a moderate 2/4 (often felt in 4/4 today), it features interlocking hand-drum parts (tambora, alegre, llamador), guacharaca or maracas for steady texture, and long cane flutes (gaita hembra and gaita macho) carrying call-and-response melodies. As it spread in the 20th century, orchestras and dance bands added accordion, horns, piano, bass, and later electric guitar and synthesizers, creating urban and pan–Latin American variants. Harmonically simple and rhythm-forward, cumbia places groove, ostinati, and vocal refrains at the center, making it both ceremonial in origin and enduringly popular on social dance floors across the Americas.

Cumbia argentina is the Argentine adaptation of Colombian cumbia that took root in the 1960s and evolved into a family of local styles. It blends the syncopated cumbia groove with regional tastes, instrumentation, and social realities in Argentina, producing variants such as the accordion‑led cumbia santafesina, the synth‑driven and street‑narrative cumbia villera, and radio‑friendly cumbia pop. Typical arrangements feature the cumbia beat on drum kit or programmed drums, congas and güiro driving the off‑beat swing, bass guitar outlining a steady tumbao, and lead voices supported by call‑and‑response coros. Depending on the substyle, melodies are carried by accordion, electric guitar, or bright keyboards. Lyrics range from romantic stories and dancefloor invitations to depictions of barrio life, celebration, and struggle. The result is a dance music that is both festive and deeply tied to Argentine urban and provincial identities.

Cumbia santafesina is a regional Argentine variant of cumbia that emerged in the province of Santa Fe. It preserves the two-step cumbia pulse while foregrounding melodic instruments (accordion, keyboards, or electric guitar) and romantic, narrative vocals. Compared with Colombian cumbia and other Argentine strands, it tends to run at a moderate, danceable tempo and emphasizes lyrical themes of love, longing, everyday life, and neighborhood pride. Its arrangements balance a steady percussion bed (güiro, congas, drum kit) with a prominent bass tumbao and singable hooks, making it a staple of social dances and popular festivities across Argentina.

Doo-wop is a vocal harmony–driven style of rhythm and blues that blossomed in mid-century urban America. Built around lead-tenor melodies, lush background harmonies, and playful nonsense syllables (the source of its name), the genre blends church-bred gospel techniques with street-corner spontaneity. Musically, doo-wop favors simple, singable chord cycles—especially the “’50s progression” (I–vi–IV–V)—a steady 4/4 or lilting 12/8 feel, and call-and-response between lead and backing parts. Arrangements range from a cappella to small combos with guitar, piano, bass, light drums, and occasional saxophone. Lyrically, the songs are often teen-centered: romance, longing, heartbreak, and devotion. The sound emerged in the late 1940s within African-American communities and soon resonated across ethnic lines, inspiring groups in cities such as New York, Philadelphia, Chicago, Detroit, and Los Angeles. Its polished harmonies, sweet ballads, and hooky refrains helped shape early rock and roll and later pop harmony traditions.

Easy listening is a lush, melodic, and unobtrusive style of popular orchestral music designed to be pleasant in the foreground and effortless in the background. It favors smooth textures, lyrical melodies, and gentle rhythms over virtuosic display or dense complexity. Typical arrangements feature string sections, woodwinds, soft brass, vibraphone, harp, piano, subtle Latin or light swing percussion, and sometimes wordless choirs. Repertoire often consists of standards, film and television themes, and instrumental covers of contemporary hits, presented with polished studio production and wide stereo imaging. The mood ranges from romantic and sentimental to breezy and exotic, prioritizing warmth, clarity, and relaxed pacing. Improvisation, if present, is restrained, with harmony that leans on jazzy extensions while staying consonant and approachable.

Folk is a song-centered acoustic tradition rooted in community storytelling, everyday life, and social history. It emphasizes clear melodies, simple harmonies, and lyrics that foreground narrative, protest, and personal testimony. As a modern recorded genre, folk coalesced in the early-to-mid 20th century in the United States out of older ballad, work song, and rural dance traditions. It typically features acoustic instruments (guitar, banjo, fiddle, mandolin, harmonica), strophic song forms, and participatory singing (choruses, call-and-response).

Instrumental is music created and performed without sung lyrics, placing the expressive weight on melody, rhythm, harmony, and timbre produced by instruments. As an umbrella practice it appears in many cultures, but its modern identity cohered in Baroque-era Europe when purely instrumental forms such as the sonata, concerto, and dance suites began to flourish. Since then, instrumental thinking—developing motives, structuring form without text, and showcasing timbral contrast—has informed everything from orchestral music and solo piano repertoire to post-rock, film scores, and beat-driven electronic styles. Instrumental works can be intimate (solo or chamber) or expansive (full orchestra), narrative (programmatic) or abstract (absolute music). The absence of lyrics invites listeners to project imagery and emotion, making the style a natural fit for cinema, games, and contemplative listening.

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.

Merengue is a fast, dance-centered popular music from the Dominican Republic characterized by a driving 2/4 meter, bright major-key harmonies, and a propulsive rhythmic engine created by güira and tambora. In its rural "típico" form, the lead instrument is a diatonic accordion, supported by tambora, güira, and bass. Urban and orchestral evolutions expanded the instrumentation to include saxophones, trumpets, trombones, piano, congas, and electric bass, yielding a powerful big-band sound. Common song forms use verse–chorus structures with catchy coros and a climactic jaleo section where horns or accordion play tightly arranged riffs. The style spans energetic party anthems, romantic ballad-leaning numbers (merengue romántico), and modern fusions that blend with pop and urban music.

Pop is a broad, hook-driven style of popular music designed for wide appeal. It emphasizes memorable melodies, concise song structures, polished vocals, and production intended for radio, charts, and mass media. While pop continually absorbs elements from other styles, its core remains singable choruses, accessible harmonies, and rhythmic clarity. Typical forms include verse–pre-chorus–chorus, frequent use of bridges and middle-eights, and ear-catching intros and outros. Pop is not defined by a single instrumentation. It flexibly incorporates acoustic and electric instruments, drum machines, synthesizers, and increasingly digital production techniques, always in service of the song and the hook.

Ranchera is a traditional Mexican song style rooted in rural life, love, patriotism, and everyday stoicism. It is most commonly performed with a mariachi ensemble featuring violins, trumpets, vihuela, and guitarrón, though solo voice and guitar or accordion-led groups also appear. Musically, rancheras are strophic songs with memorable, singable melodies and straightforward harmony (often I–IV–V with occasional secondary dominants). Rhythms alternate between 3/4 (vals ranchero), 2/4 (polka-like), and 4/4 (march-like) feels. Vocal delivery is passionate and ornamented, frequently using belting, slides, and the characteristic grito (a cathartic shout) to heighten emotion. Lyrically, rancheras deal with romance, heartbreak, longing, pride in the homeland, and the dignity and hardships of rural life. They are a pillar of regional Mexican music and a cultural emblem within and beyond Mexico.

Rock is a broad family of popular music centered on amplified instruments, a strong backbeat, and song forms that foreground riffs, choruses, and anthemic hooks. Emerging from mid‑20th‑century American styles like rhythm & blues, country, and gospel-inflected rock and roll, rock quickly expanded in scope—absorbing folk, blues, and psychedelic ideas—while shaping global youth culture. Core sonic markers include electric guitar (often overdriven), electric bass, drum kit emphasizing beats 2 and 4, and emotive lead vocals. Rock songs commonly use verse–chorus structures, blues-derived harmony, and memorable melodic motifs, ranging from intimate ballads to high‑energy, stadium‑sized performances.

Rock and roll is a high-energy, dance-oriented popular music style that emerged in the United States in the early-to-mid 1950s. It fuses the 12‑bar blues and boogie‑woogie with the backbeat and instrumentation of rhythm & blues, the twang and storytelling of country, and the fervor of gospel. Its hallmark sound centers on a strong backbeat (accented on beats 2 and 4), driving rhythm sections, electric guitar riffs, prominent piano or saxophone leads, and catchy, chorus-forward songwriting. Typical harmonies revolve around I–IV–V progressions, often in 12-bar form, with swung or shuffle feels and punchy turnarounds. Culturally, rock and roll catalyzed a youth movement linked to dancing, teen identity, and social change. It bridged racial audiences by popularizing Black American musical traditions for mainstream listeners, and it laid the foundation for subsequent rock styles and much of modern pop.

Salsa is a pan–Latin dance music forged primarily in New York City by Puerto Rican, Cuban, and other Caribbean diasporas. It synthesizes Afro‑Cuban rhythmic blueprints, Puerto Rican bomba and plena, jazz harmony, big‑band horn writing, and Nuyorican street culture into a tightly arranged yet improvisation‑friendly style. The music lives on the clave (either 2‑3 or 3‑2), with layered percussion (congas, bongó, timbales, cowbell, güiro, maracas), a tumbao bass that anticipates the beat, and piano montuno guajeos that interlock with the rhythm section. Call‑and‑response vocals (coro/pregón), punchy horn mambos and moñas, and instrumental solos energize the montuno section. Tempos range from medium to fast in 4/4, optimized for social dancing (commonly “on1” or “on2”). Across decades, salsa has branched into harder, percussion‑forward “salsa dura,” smoother “salsa romántica,” and regional scenes in Puerto Rico, Venezuela, and Colombia, while continuing to influence—and be influenced by—neighboring tropical and jazz idioms.

Son cubano is a foundational Cuban genre that fuses Spanish-derived song forms and harmony with Afro-Cuban rhythms and percussion. Born in eastern Cuba (Oriente) and crystallized in Havana in the 1910s–1920s, it became the backbone of much of 20th‑century Latin popular music. Typical ensembles began as sextetos (tres, guitar, bongó, maracas, claves, and bass or marímbula) and later evolved into septetos with trumpet. Conjunto formats in the 1940s added piano, congas, and multiple horns. The music rides a son clave (in 3‑2 or 2‑3 orientation), features interlocking tres guajeos, a walking/tumbao bass that anticipates the downbeat, and call‑and‑response vocals in the montuno section. Harmonically it is rooted in I–IV–V with bluesy dominant sevenths and occasional secondary dominants. Lyrically it balances romance, everyday life, and streetwise wit, always aimed at dancing and social gathering.

Tango is a music and dance genre that emerged in the Río de la Plata region at the turn of the 20th century, characterized by its dramatic phrasing, bittersweet harmonies, and close-embrace dance. The music typically features an orquesta típica with bandoneóns, violins, piano, and double bass, playing in 2/4 or 4/4 time with a distinctive syncopated pulse derived from the habanera and Afro-Rioplatense rhythms. Its sound blends European salon dances (waltz, polka, mazurka), rural gaucho song (payada, milonga), and Afro-Uruguayan/Argentine candombe. Melodies often lean minor, with chromatic inner lines, lush diminished chords, and expressive rubato. Vocal tangos frequently use lunfardo (Buenos Aires slang) to tell stories of love, loss, and urban life.

Traditional pop is the pre–rock and roll mainstream of American popular song, centered on the Great American Songbook and the crooner/orchestral style that dominated radio, records, and film musicals from the 1930s through the 1950s. It favors memorable melodies, elegant lyrics (often about romance), and lush arrangements for strings, woodwinds, and big band rhythm sections. Singers use close‑mic "crooning" to deliver expressive, legato phrasing over jazz‑tinged harmonies and steady, unhurried grooves. Typical forms include the 32‑bar AABA standard, with sophisticated but accessible harmony (secondary dominants, ii–V–I cycles, tasteful modulations) and an emphasis on interpretation—how the vocalist shades timing, dynamics, and diction to make a familiar song feel personal.