Complex sentence: He completed his PhD with Abbé Breuil in the 1930s and went on to become professor of archaeology at the Hebrew University of Jerusalem and made many notable discoveries during numerous excavations, working with Dorothy Garrod on the Neolithic of the Levant.
Split into simpler sentences: He completed his PhD with Abbé Breuil in the 1930s and went on to become professor of archaeology at the Hebrew University of Jerusalem. He made many notable discoveries during numerous excavations, working with Dorothy Garrod on the Neolithic of the Levant.