Imagining Ground Zero: Official and Unofficial Proposals for the World Trade Center Site documents not only the master plan competition, won by Studio Daniel Libeskind and sponsored by the Lower Manhattan Development Corporation, but also proposals submitted by invitation of and published by New York magazine, proposals from the exhibition at Max Protetch Gallery, as well as a selection from the more than 5,000 schemes submitted to the competition for the World Trade Center Memorial. This survey features in depth the official scheme for the site, designed by David Childs of Skidmore, Owings & Merrill with the collaboration of Daniel Libeskind of Studio Daniel Libeskind; Reflecting Absence, the winning scheme for the memorial, designed by Michael Arad and Peter Walker; and, as well, the World Trade Center Transportation Hub, designed by Santiago Calatrava, DMJM + Harris, and STV Group.