Landscape photographer Larry Lederman is the author of Magnificent Trees of the New York Botanical Garden, The Rockefeller Family Gardens, and Garden Portraits: Experiencing Natural Beauty. Marta McDowell is a garden historian and writer whose books include Emily Dickinson s Gardening Life, Unearthing the Secret Garden, and Beatrix Potter s Gardening Life. Charles A. Birnbaum, president of The Cultural Landscape Foundation, is the editor of Experiencing Olmsted, a survey of parks and public spaces.