The general research question followed during the course of this study can be summarized as: Does the Neolithic in Arabia originate in the Levant? To approach this question, several facets of this topic have been investigated. The first aspect considered is the most fundamental one with respect to the general research question: What is the archaeological material evidence for the Neolithic dispersal over Arabia, and where did it originate? If one accepts the Levantine origin for the Arabian Neolithic, the next question which has to be answered is: How did it happen? Here, two opposing,...