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.