Luis Alberti was a Dominican composer, pianist, and bandleader born in 1906 in San Pedro de Macorís whose musical legacy is built on one of the most famous merengue compositions in history. Alberti led one of the leading Dominican dance orchestras of the mid-twentieth century, a big-band ensemble that brought merengue into the age of the ballroom and recording studio with sophistication and swing.

His orchestra's sound reflected the influence of American big-band jazz while remaining unmistakably rooted in Dominican rhythmic traditions — a synthesis that gave the music a cosmopolitan elegance without sacrificing its popular energy. Alberti's most celebrated composition, Compadre Pedro Juan, became a standard of the Dominican repertoire, a melody so deeply embedded in national consciousness that it transcended the popular music world to become something approaching a folk anthem.

He also worked in bolero, reflecting the genre's dominance in Latin American romantic music during the postwar decades. Alberti passed away in 1976, but his compositions have never stopped being played, a testament to the timeless quality of his musical imagination.