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Olavo Luiz Pimentel de Carvalho (Campinas, April 29, 1947) is a Brazilian journalist,, and essayist on several issues like the history of astrology and mysticism; the history of revolutionary mentality; and philosophical anthropology, known for his conservative political stances, and for being a vehement critic of leftist.

Now living in the United States in the state of Virginia, he is an international correspondent and writes a weekly column for the Brazilian newspaper Diário do Comércio. He also teaches philosophy on a free course to over 1000 students online. Carvalho has previously written for several other magazines and newspapers, such as Bravo!, Primeira Leitura, O Globo, Época and Zero Hora, and taught philosophy to a smaller circle of students, while still living in Brazil. He also translated to Portuguese works of important philosophers of the 20th century, such as the Romanian Constantin Noica, the Spanish Xavier Zubiri, the French René Guénon, the German-American Eric Voegelin and Leo Strauss. He has commented and developed researches and theories on the works of Aristotle. He has also delivered lectures on his own work and on the work of several of those philosophers mentioned above.