The zenith of the Muslim world's intellect was 8th-12th century Basra, Baghdad, and its House of Wisdom. Arab Science and Philosophy benefitted from the Persian, Greek and Christian influences in what is called The Age of Translation and produced stalwart non-Arabs like Ibn Sina (Avicenna), Ibn Rushd (Averroes), al Farabi, al-Khwarizmi, Maimonides, and John of Damascus. So