Sim Van der Ryn

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Sim Van der Ryn (March 12, 1935 – October 19, 2024) was a Dutch-born American architect, researcher and educator. Van der Ryn's professional interest has been applying principles of physical and social ecology to architecture and environmental design.^[1]

Van der Ryn has promoted sustainable design at the community scale and the building-specific scale. He has designed single-family and multi-family housing, community facilities, retreat centers and resorts, learning facilities, as well as office and commercial buildings.^[2]