Jessi Bloom is an award-winning ecological landscape designer, professional horticulturalist, and certified arborist. She is lead designer and owner of N.W. Bloom—EcoLogical Landscapes, known for innovation in sustainable landscape design, construction, and maintenance.
Dave Boehnlein serves as the education director at Bullock's Permaculture Homestead on Orcas Island, Washington. He is also the principal and a founder of Terra Phoenix Design, where he helps clients around the globe achieve their sustainability goals through integrated master planning.
Linda Chalker-Scott is an associate professor and extension urban horticulturist at Washington State University. She has written three other books and has published extensively in American Nurseryman, Organic Gardening, Fine Gardening, and more.
David Deardorff is a botanist and expert plant pathologist. He earned his Ph.D. in botany from the University of Washington. He coordinated plant pathology research at the University of Hawaii and served as faculty adviser to the Master Gardener program at Washington State University.
Valerie Easton is a weekly garden columnist for Pacific Northwest Magazine of The Seattle Times. She has contributed articles on gardens, homes, and the people who make them to a variety of magazines. Valerie trained as a Master Gardener and was for eighteen years the horticultural librarian at the University of Washington in Seattle.
Lorene Edwards Forkner is an award-winning garden designer who lives, gardens, writes, and designs in the Pacific Northwest. Her writing has appeared in several national and regional publications including Organic Gardening, Pacific Horticulture, MaryJane's Farm, Northwest Garden News, and Edible Seattle.
Daniel J. Hinkley writes for numerous horticultural publications and is in high demand as a speaker throughout North America, Europe, Australia, New Zealand, and Japan. He has been awarded the Scott Medal, the Liberty Hyde Bailey Award, and the Veitch Memorial Medal, among others. He serves as horticultural consultant to Monrovia Growers and to several design firms, including Gustafson Guthrie Nichol, Portico, and The Berger Partnership.
Lawrence Kreisman holds master's degrees in architecture from the University of Washington, and in English literature from the University of Chicago. His lectures and tours on late nineteenth and early twentieth century design and architecture take place throughout the Pacific Northwest.
Kathleen O'Brien is a nationally recognized expert in the field of sustainable design, construction, and development. A prolific writer — and a highly sought-after guest speaker on green building issues — she has published over one hundred articles on topics related to her field.
Kali Robson has been attracted to plants since childhood, when she first gardened with her father. Her deepest interests involve the philosophy of science and evolutionary theory, and she wrote monthly columns on gardening with northwest natives for The Columbian in Vancouver, Washington.
Kathleen Smith is a project architect, sustainability/LEED consultant, and project manager with over 13 years of professional experience. She is an experienced and sought after speaker and teacher on sustainable design, and is a faculty member with the U.S. Green Building Council.
Caroline T. Swope is an instructor of art and architectural history at Seattle Central Community College, and has worked on preservation projects at the federal and local levels. Caroline is active in local historical organizations such as the Society of Architectural Historians.
Mark Turner is a professional photographer who specializes in gardens and native plant environments. He combines a strong sense of photographic design, attention to detail, curiosity about both native and garden plants, and more than 30 years of exploring native plants in their environments.
Kathryn Wadsworth is a writer, photographer, and naturalist, who enjoys sharing the wonders of the natural world with others. Currently, she can be found presenting workshops around the United States on a wide variety of topics, from gardening to ecology.
Marty Wingate is a Seattle-based writer and speaker about gardens and travel. She is the author of three other books and contributes articles to Landscape Architecture, American Gardener, Country Gardens, and Gardening How-To.