Duncan’s work was not filmed or notated during her lifetime. Her dance technique and choreography, the extraordinary events that marked her life, and her philosophy and writings on dance and life continue to fascinate dancers and historians. Isadora Duncan was one of the great innovators in the history of dance. Isadora Duncanīorn San Francisco, May 26, 1877. The dancer's body is simply the luminous manifestation of the soul. Undergrad Performance & Production Opportunities.