Research Interests: Nabataean culture and archaeology, Hellenistic, Roman and Byzantine ceramic assemblages from Southern Israel, Earthquakes in the archaeological record in the classical period of Southern Israel, The Eastern trade in the Hellenistic and Roman periods, Roman military installations, The archaeology of roads in Southern Israel from the Early Bronze age to the present.
- The Nabataean Unguentaria Project in cooperation with Dr. B. J. Dolinka, the Albright Institute - Jerusalem, Prof. S. Ben Yehoshua (emeritus), The Volcani Center, Prof. L. Hanus, Faculty of Medicine, the Hebrew University in Jerusalem.
- The Beerotayim Beduin Encampment Project in cooperation with Dr. B. A. Saidel, Department of Anthropology, Eastern Carolina University - Greenville, NC.
- The Central Negev 'Shiniyot' Survey in cooperation with Dr. B. A. Saidel, Department of Anthropology, Eastern Carolina University, Greenville, NC.
- The Rudolph Cohen Excavations along the Nabatean Incense Road.