Alan L. Detrick is a professional photographer whose images of nature and gardens appear in media worldwide. He has lectured and conducted photography workshops at Longwood Gardens, the New York Botanical Garden, and Chanticleer Gardens, as well as for the American Horticultural Society, the Garden Club of America, and the Garden Writers Association, which named him a Fellow in 2005.
Marta McDowell lives, gardens, and writes in Chatham, New Jersey. She writes and lectures on gardening topics and teaches landscape history and horticulture at the New York Botanical Garden, where she studied landscape design. She also consults for public gardens and private clients. Her particular interest is in authors and their gardens, the connection between the pen and the trowel.