Douglas R. Mitchell, MA, is a research associate at S'edav Va'aki Museum in Phoenix, Arizona. He spent more than thirty-five years conducting archaeological investigations, and his research interests include prehistoric cultures of Arizona, chronology, settlement systems, northern Gulf of California coastal middens, and the study of prehistoric burial practices in the Southwest.

Jonathan B. Mabry, PhD, is an anthropologist and archaeologist with more than forty years of fieldwork experience in the deserts of the Middle East, North Africa, U.S. Southwest, and Northwest Mexico. His research has focused on Indigenous subsistence adaptations, social organizations, and cultural histories of prehistoric peoples of the U.S.-Mexico desert.

Gary Huckleberry, PhD, is an adjunct research associate and lecturer at the University of Arizona who specializes in geomorphology, soils, geoarchaeology, and environmental change. He was an assistant and then associate professor at Washington State University and served as co-editor of the journal Geoarchaeology.

Natalia Martínez-Tagüeña, PhD, is an environmental anthropologist and community archaeologist conducting participatory research for drylands sustainability. Her research topics include subsistence, climate change, coastal adaptations, governance, social innovation, and sustainable development. She is the co-editor of Stewardship of Future Drylands and Climate Change in the Global South.

"The result of nearly 20 years of interdisciplinary research, this volume contributes to the archaeological and paleoenvironmental knowledge of an important but lightly investigated, hyperarid coastline at the heart of the Sonoran Desert. Focused on the coast near Puerto Peänasco, Sonora, Mexico, it examines the diverse groups occupying the coast for salt, abundant food sources, and shells for ornament manufacturing"--