- PhD, Harvard University, 1978
- MTS, Harvard Divinity School, 1973
- AB, Bucknell University, 1971
Dr. Betlyon has a background in the archaeology of the ancient Near East, and in the study of the history and religions of the region. His first archaeological experience was in 1973 at Tell el-Hesi [Istael]. He has also dug in Jordan, Tunisia, and Cyprus, focusing on the treatment and identification of excavation coins. He is currently working on the publication of coins excavated at the site of Qatsrin in the Golan Heights and on the coins of Roman Aila (Aqaba, Jordan).
With Ricardo S. Sanchez, A Commander’s Prayers (Rapid City, SD: Crosslink Publishing. Pp. 158.
The Coins. Pp. 413-443 in The Roman Frontier in Central Jordan: Final Report on The Limes Arabicus Project 1980-1989, vol. 2, ed. S. Thomas Parker. Washington, DC: The Dumbarton Oaks Research Library and Collection.
The Coins from the 1975-1978 Seasons in the Punic Port and Tophet of Carthage, Tunisia. Revue numismatique 2008: 321-353.
A People Transformed: Palestine in the Persian Period. Near Eastern Archaeology 68: 4-58.