A French physician and historian, he worked in Europe, Asia, and North Africa. He wrote on archaeology and anthropology, focusing on Eastern civilization. His most famous works include: The Civilization of the Arabs, The Civilizations of India, Paris 1884, Egyptian Civilization, The Arab Civilization in Andalusia, The Secret of the Progress of Nations, and The Spirit of Society, which was his first achievement. He is one of the most famous Western philosophers and one of those who praised the Arab nation and Islamic civilization. Gustave Le Bon did not follow the approach of most European historians, as he believed that Islamic civilization owed much to the Western world.