Marie Jaëll was a remarkable French pianist, composer, and pedagogue, active during the second half of the 19th century. She stood out not only for her virtuosic piano playing but also for her innovative teaching methods, which explored the connections between physiology and musical expression. Jaëll was a student of both Franz Liszt and Camille Saint-Saëns, and her own compositions reflect the influence of these giants, combining Romantic lyricism with technical brilliance. Her works include piano concertos, symphonic poems, and many pieces for solo piano, which are characterized by rich harmonic language and intricate textures. Jaëll was also a prolific writer on piano pedagogy. She developed a scientific approach to piano technique, influenced by her studies of neurology and psychology. Her methods emphasized the importance of touch and the relationship between mind, hand, and sound, which was quite forward-thinking for her time. Despite her progressive ideas and impressive body of work, Jaëll's music was often overshadowed by her male contemporaries, but she has gained more recognition in recent years for her contributions to both composition and piano pedagogy.