Coeditor Christine Edstrom O'Hara is a professor of landscape architecture at Cal Poly, San Luis Obispo. She received her Bachelor of English from Stanford University, Master of Landscape Architecture from University of Washington, and PhD in Landscape Architecture from University of Edinburgh. In addition to teaching, Prof. O'Hara has had a landscape design practice for over twenty-five years. Within that practice, she consults on the restoration and preservation of historic landscapes by writing National Register nominations, Cultural Landscape Reports, as well as restoration and rehabilitation plans. She is the past president of the California Garden & Landscape History Society, trustee for the Olmsted Network, and is passionate about education and conservation of historic places.

Coeditor Susan Chamberlin, ASLA, is a landscape historian and a licensed landscape architect with a master's degree in architectural history from the University of California, Santa Barbara. She is a founding member of the California Garden & Landscape History Society and a former adjunct faculty member of Santa Barbara City College where she taught garden history. In addition to contributions to Shaping the American Landscape, Eden: Journal of the California Garden & Landscape History Society, Arts and Architecture magazine, the journal Site Lines, historic structures reports, and other publications, she is the author of Hedges, Screens & Espaliers and was a contributing editor for several horticulture books.