Taking its title from the “Angel-talks” of Magus John Dee, astronomer, occultist, and adviser to Elizabeth I, Ulla von Brandenburg’s exhibition “Whose beginning is not, nor end cannot be” was replete with references to doubles, ghosts, and the realm of the supernatural. At one point, the baroque chapel of the Royal Hospital Kilmainham, the seventeenth-century building that is now home to the Irish Museum of Modern Art, provided the setting for a performance titled Holes in the Light, 2008. This shadow play, created by von Brandenburg and Julia Hortsmann, introduced a live element into the