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Mario Sergio Cortella Mario Sergio Cortella, philosopher and writer, was born in Londrina- PR in 1954. He holds Masters and Doctorate Degrees in Education from PUC-SP, the institution where he worked from 1977 to 2012. He has a Post Graduate Research in Education: Curriculum (1997/2012) and in the Department of Theology and Sciences of Religion (1977/2007); is a guest lecturer at Fundação Dom Cabral (since 1997) and has taught at GVpec of FGV-SP (1998/2010). He was Municipal Secretary for Education of São Paulo city (1991-1992). He is the author of more than 35 books published in Brazil and abroad and a commentator for Radio CBN and TV Cultura.
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