Ala-al-din abu Al-Hassan Ali ibn Abi-Hazm al-Qarshi al-Dimash, known as Ibn al-Nafis (1213-1288) was an Arab physician famous for being the first to describe the pulmonary circulation of the blood. He performed several human dissections.
He also learned jurisprudence, literature and theology. The number of medical textbooks written by al-Nafis in his lifetime is estimated at more than 110 volumes.
Al-Nafis was an expert on the Shafi'i school of jurisprudence, also teaching jurisprudence in Cairo at al-Masruriyya.
Ibn al-Nafis wrote a number of commentaries on philosophers Hippocrates & Avicenna.
Al-Nafis was wealthy man, unmarried and childless.