Ibn Al-Atheer was a prominent Arab historian and scholar born in 1160 in Mosul, Iraq. He is best known for his comprehensive historical work, "Al-Kamil fi al-Tarikh," which chronicles the history of the world from the creation to his own time. His writings are valued for their detail and accuracy, providing insights into the political and social conditions of the Islamic world. In addition to history, Ibn Al-Atheer contributed to the fields of literature and linguistics. He was also a notable biographer, documenting the lives of significant figures in Islamic history. His works remain influential and are studied for their scholarly rigor and narrative style.