Jeffrey Quilter is the author of Cobble Circles and Standing Stones (Iowa, 2004), coeditor of Gold and Power in Ancient Costa Rica, Panama, and Colombia and Narrative Threads: Accounting and Recounting in Andean Khipu, and director of Pre-Columbian Studies and curator of the Pre-Columbian Collection at Dumbarton Oaks Research Library and Collection in Washington, D.C.

Photo credit: Joe Mills