Editors Piccardo and Wolf present students, academics, researchers, and general interest readers with a collection of photo essays, academic papers, and discursive conversations between artists that are all focused on the impact of Gianni Pettenas collaboration with Allan Kaprow and Robert Smithson on environmental installations in the American Midwest. The editors have included contributions from Bruno Orlandoni, Emanuel Piccardo, Amit Wolf, Gianni Pettena, and dialogues between Gianna Pettena and Robert Smithson, Allan Kaprow, Gordon Matta-Clark, as well as other selections from a variety of artists and other contributors. Annotation 2015 Ringgold, Inc., Portland, OR (protoview.com)