Theda Braddock is an attorney in the state of Washington and is also admitted to practice before the state and federal courts in California, Maryland, and Massachusetts,. She is the author of the first two editions of this book and the Washington Environmental Law Handbook, which is the only treatise on Washington environmental law. In addition, she is also the author of the California Environmental Law and Natural Resources Handbook. Diane Hennessey is a certified wetland scientist with almost 20 years of experience in the Pacific Northwest. She currently serves as a senior wetlands ecologist for the Shorelands and Environmental Assistance Program at the Washington Department of Ecology. She is also an instructor in the Wetland Science and Management Program at the University of Washington.