 Mardy Murie wrote "Two in the Far North" and with her husband Olaus wrote "Wapiti Wilderness", essays on Jackson Hole and life at the ranch.The Wilderness Act was passed a year after Olaus Murie's death which preserved 10 million acres of land in Alaska and today has preserved 100 million acres of land in Alaska as well as impacting other parts of the United States.After the death of Olaus in 1963, Mardy Murie joined the Society's governing council and continued Olaus' work, still living at the ranch.