Edmonson authored a 1971 edition of the Popol Vuh entitled The Book of Counsel: The Popol Vuh of the Quiche Maya of Guatemala published by the Middle American Research Institute (MARI) at Tulane University in New Orleans. His edition was the first to espouse the theory of multiple Popol Vuh manuscripts.
In February 2002 Edmonson died in New Orleans, at the age of 77 from an incurable blood disease.
^Birth date information sourced from Library of Congress Authorities data, via corresponding WorldCat Identities linked authority file (LAF) . Retrieved on 2008-07-25. For date of death, see Bricker (2003).