Charles Downing Lay (1877-1956) was a landscape architect, city planner, artist, author, and essayist. Born in the Hudson Valley and raised in New York City, he studied with Frederick Law Olmsted, Jr. at Harvard before taking a leadership post with the New York City Department of Parks. Thomas J. Campanella is Professor of City and Regional Planning at Cornell University and Historian-in-Residence of the New York City Parks Department. He has held Guggenheim and Fulbright fellowships and is a Fellow of the American Academy in Rome. His most recent book, Brooklyn: The Once and Future City (2019), was a finalist for the Brendan Gill Prize from the Municipal Arts Society of New York.