Richard Haag is best known for his rehabilitation of Gas Works Park in Seattle and for a series of remarkable gardens at the Bloedel Reserve on Bainbridge Island. He reshaped the field of landscape architecture as a designer, teacher, and activist. In 1964, Haag founded the landscape architecture department at the University of Washington, and his innovative work contributed to the increasingly significant design approach known as urban ecological design, which encourages thinking beyond the boundaries of gardens and parks to consider the broader roles that landscapes play within urban...