Adam Zertal, was Emeritus Professor of Near Eastern Archaeology at the University of Haifa, Israel. He dedicated most of his career to the survey and its implications. Among his other achievements are the discoveries and excavations of several sites, including the Iron Age 1 altar on Mt. Ebal, the city of el-Ahwat, and the foot-shaped gilgalim enclosures in the Jordan Valley.Shay Bar received his PhD in archaeology from the University of Haifa (2008). He is a researcher in the Zinman Institute and teaches in the archaeology department at this university. His current projects include directing the Manasseh Hill Country Survey and the excavations of Tel Esur and the Fazael Valley proto-historic project.