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Ivan José Varzinczak (Brazil, 1978) received his PhD in Artificial Intelligence from Université Paul Sabatier, France, in 2006. Former member of the LILaC research group at IRIT, he is currently a postdoc researcher at Meraka Institute in Pretoria, South Africa. He received his MSc (2002) and BSc (2000) in Computer Science from the Federal University of Paraná, Brazil.
Ivan is author of articles in journals (JAIR, AI Journal, JANCL) and papers in conferences (IJCAI, KR, ECAI, JELIA, AiML) and in refereed workshops (NMR, Commonsense, NRAC, M4M). He is PC member of ECAI’10, and co-chair of the IJCAI’09 and ECAI’10 workshop series ARCOE, and also co-chair of the Commonsense and NMR for Ontologies sub-workshop of NMR’10.
Ivan’s main research interest areas are logic-based knowledge representation and reasoning, with focus on non-monotonic reasoning, modal logics and description logics. He has been working on belief change and reasoning about actions. Among his main current research topics are pertinence logics, Horn belief change, action theory change, and ontology repair.
On work or on leisure, Ivan was given the opportunity to visit more than 40 countries around the five continents. He wishes to publish a book someday telling a bit of his international experience that goes beyond mere tourism.
Curriculum Vitae


