 Her work at Jericho, from 1952 until 1958, made her world-famous and established a lasting legacy in the archaeological methodology of the Levant.Ground-breaking discoveries concerning the Neolithic cultures of the Levant were made in this ancient settlement.Her excavation of the Early Bronze Age walled city and the external cemeteries of the end of the Early Bronze Age, together with her analysis of the stratified pottery of these periods established her as the leading authority on that period.