Ibn Khaldūn or Ibn Khaldoun (May 27, 1332 AD/732 AH - March 19, 1406 AD/808 AH), was a famous Arab Muslim polymath, historian, historiographer, demographer, economist, philosopher, sociologist and social scientist born in present-day Tunisia. He is regarded as a father of demography, historiography, the philosophy of history, sociology, and the social sciences, and is viewed as one of the forerunners of modern economics. Wikipedia
Tot deze gearabiseerden die zich bezig hielden met de wetenschap waren: SAAD ADDIEN ATAFTAZI, IBN ALKHTIEB, NASR ADDIEN ATTUSIE. www.tawiza.nl/content/awid.php?id=414&sid=14&andra=artikel
He is indeed the one outstanding personality in the history of a civilization whose social life on the whole was 'solitary, poor, nasty, brutish and short'. www.muslimphilosophy.com/ik/klf.htm
The definitive Wikipedia entry for Ibn Khaldun. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Ibn_Khaldun
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