Julie Lyonn Lieberman is an American improvising violinist, vocalist, composer, author, educator, and recording artist specializing in fiddle and international violin styles. She is among the first to teach improvisation and world music at the Juilliard School. She also created the first eclectic styles teacher training program in the world as artistic director for the summer program, Strings Without Boundaries. Ms. Lieberman is an author, composer, producer, and performing artist.