It will deal with to two illustrious thinkers and its contributions to the development of Medieval History: Saint Augustin and Santo Toms de Aquino. Word-keys: theological, plain the holy ghost, platonismo and aristotelismo. With the dissolution of the Roman Empire the sprouting of adequate values to the new rising feudal order did not occur, when another type of culture emerged, theological and subordinate to the Christian Church. The known phenomenon appeared as cultural teocentrismo, that if develops a plain the holy ghost in accordance with, being the coming of Christ the Land the center of this process.

The Church was to the only steady institution, main and the almost exclusive responsible one for the education and the culture. It also organized itself politically, it acquired innumerable feudals and it gained prestige before the kings and the nobility, beyond commanding popular the mentality religious. But the Average Age was not only a period of theological domination, had the originalidade of many philosophers with, for example, Saint Augustin and Santo Toms de Aquino. We can divide the medieval period in two total distinct phases of the cultural point of view: the first one corresponds to the period that if follows the fall of the Roman Empire and second it mentions the development of the medieval scholastic and the creation to it of the universities until the crisis of the scholastic thought and the sprouting of the renascentista humanismo. Pg: 21-23. SAINT AUGUSTIN AND the CHRISTIAN PLATONISMO Was a great theologian; responsible for the synthesis between the classic philosophy and the Christian doctrine; read author more; he was born in 354 in Tagaste, the Numidia; he was master of rhetoric in Cartago; was influenced by Ambrsio Saint.