His suggestion about the Pishon River was supported by James A. Sauer of the American Center of Oriental Research. Sauer made an argument from geology and history that Pishon River was the now-defunct Kuwait River.
James A. Sauer, from the American Center of Oriental Research, supported the suggestion about the Pishon River. He argued using geological and historical evidence to claim that the Pishon River is the current non-existent Kuwait River.