He received a MA from Tel Aviv University—the subject of his thesis, completed in 1966, was history background and messianism in Assumption of Moses.
The dissertation subject was "The jurisric-political class and the rights system of the Jews of Egypt in the Hellenistic period and the Roman Principate".
[1] His book deals with two major subjects: first, the Idumeans Judaizing, located in Idumea and the Yturs in the Galilee and their integrating in the Jewish society.
The relations start with great friendship in the beginning of the Hashmonean period and ends in the Alexander Jannaeus wars and the Roman rule.
The Jews saw the citizens of the Hellenistic cities as the heirs of Canaan and the Philistines from the Biblical period, whom the Hasmonean try to distinct, in the spirit of the Biblians saying.
The book stands as an antithesis to Avraham Shalit [he]: Herod the Great: the man and his deed, third edition, Bialik Institute, 1964.
In this book Shalit describe Herod as king that contribute a great deal to the Jewish People due to his monumental building enterprises.