Paul F. Reed is a preservation archaeologist with Archaeology Southwest. A Chaco scholar at Salmon Ruins for sixteen years, Reed is the editor of Chaco's Northern Prodigies: Salmon, Aztec, and the Ascendancy of the Middle San Juan Region after AD 1100 and Thirty-Five Years of Archaeological Research at Salmon Ruins, New Mexico. He lives in Taos, New Mexico, and is currently working to protect the greater Chaco landscape from the effects of oil-gas development.

Gary M. Brown is an archaeologist and cultural resource manager with the National Park Service in California. He was an archaeologist at Aztec Ruins National Monument for thirteen years and was a key member of the Middle San Juan Project, which laid the groundwork for much of this book.