Boris Alexandrov is a notable figure in the realm of Russian music, primarily recognized for his contributions to the genre of Russian classical and folk music. Born in 1905, he was a composer, conductor, and educator whose work often bridged traditional Russian sounds with contemporary classical techniques. Alexandrov is best known for his role in revitalizing Russian folk music through orchestration and arrangement, making it accessible to broader audiences. His most significant works include choral arrangements and orchestral pieces that draw heavily from Russian folklore, showcasing the rich cultural heritage of his homeland. One of his notable contributions is the arrangement of the Russian folk song "Kalinka," which has become emblematic of Russian music. His impact on music extends beyond composition; as an educator, Alexandrov influenced a generation of musicians and composers, ensuring the continuation of Russian musical traditions. His efforts in promoting and preserving Russian music have left a lasting legacy, making him a key figure in the tapestry of 20th-century Russian music history.