Kaplan has studied with such composition scholars and composers as Shulamit Ran, Marta Ptaszynska, John Eaton, Ralph Shapey, Franco Donatoni (at the Accademia Musicale Chigiana in Siena, Italy, where she received a diploma of merit), and with Tristan Murail and Andr?? Boucourechliev at the American Conservatory in Fontainebleau, France, where she earned a diploma.