Fedele Fenaroli (1730-1818) was an Italian composer and music theorist, primarily associated with the Classical genre. Born in Bergamo, Fenaroli was a prominent figure in the late 18th century, known for his contributions to opera and sacred music. His most notable works include the operas "La donna di garbo" and "Il giuoco di amore," as well as a significant collection of sacred choral music. Fenaroli's impact on music is particularly evident in his theoretical writings, which helped shape the understanding of harmony and counterpoint during his time. His "Sopra la teoria della musica" is a noteworthy treatise that influenced contemporaries and later generations of musicians. Additionally, he was a mentor to several notable composers, including Giovanni Marco Rutini and Giovanni Battista Viotti, further extending his influence in the realm of music education. While Fenaroli may not be as widely recognized today compared to his contemporaries, his contributions to music theory and composition played a crucial role in the evolution of Italian opera and choral music, marking him as an important figure in the transition from Baroque to Classical music.