Dale J. Osborn was a zoologist who taught variously in Turkey, Anatolia, Greece and Canada before undertaking research in Egypt as a field associate of the Field Museum of Natural History, Chicago, which led to several books on the mammals of modern, then Ancient Egypt. Following a decade as Curator at Chicago Zoological Park he moved to Prague, after marrying Czech botanist Jana Kosinová, where he died in 2004.
Now retired, at the time of the original publication, Jana Osbornová was a lecturer in botany and a researcher in Egyptian vegetation in the Department of Botany, Charles University, Prague.