Poetry. Jackson Mac Low's REPRESENTATIVE WORKS: 1938-1985 is a compilation that follows the work of American experimentalism through one of its strongest arrangers. Mac Low, a proponent of "systems of chance," treated chance and choice as equal-handed characters in the making of poetry. Despite his intentional steering toward randomness, Mac Low's poetry "always has a remarkable compassion and humor...just as there are ways of jumping off or in or...