Khaldun, Ibn
Links
Encyclopaedia of the Orient: Ibn Khaldoun
http://lexicorient.com/cgi-bin/eo-direct-frame.pl?http://i-cias.com/e.o/ibn_khal.htm
A short biography.
Muslim Philosophy: Ibn Khaldun
http://www.muslimphilosophy.com/ip/klf.htm
A history of the philospher.
Islamic Political Thought: Ibn Khaldun
http://www.humanities.mq.edu.au/Ockham/y67s17.html
Paper by R. J. Kilcullen, briefly summarizing Khaldun's theories on the rise and fall of states and civilizations.
Ibn Khaldun and Comte - Discontinuity or Progress
http://userpage.fu-berlin.de/~frers/ibn_khaldun.html
Short essay that argues for including a session on Ibn Khaldun (comparing him to Comte) in a social theory syllabus.