We did not know any of the scholars and philosophers before Ibn Khaldun singled out authorship in the science of the nature of urbanization and what is called today with sociology, although this science was not a hidden secrets or from the detective in which the ideas of the wise do not wander. It has been proven that the philosophers accepted Ibn Khaldun, they observed this science and pointed to him in the multiplication of their discussions, but they did not inform anything about the briefing that Ibn Khaldun reached, and they did not investigate that survey that made it in this matter a fabric alone, until he was thrown into it with the presidential traditions, he is a weak Sociology unanimously, and it was not a non -teacher, nor a non -miniature.