In his valuable study of the conditions of the Bedouins and tribes in the Arab countries, the author relied on his observations and observations resulting from his living with the endemic or semi-endemic tribes and clans on the banks of the Tigris and Euphrates, in addition to his knowledge of what was written about those areas by orientalists and Arab specialists, gathering the common denominators of the conditions of the Bedouins and tribes, He classified them smoothly and concisely. The exceptional wandering between Bedouin and tribal societies and staying among them in various Arab countries for a long period enabled the author to obtain valuable information about the literature of the desert, its traditions, its customs, and the social transformations that took place in it. The reader finds in the book a unique familiarity with civilization. Bedouinism, and an encyclopedic knowledge of its terminology, singing, literature, and dance, with special chapters on the vision of the people of the Bedouin regarding religion, magic, and superstitions, wars and invasions, and social organization, which gives him a clear ability to penetrate into the social phenomena of the world of Bedouins and clans and interpret them accurately.