Timur Cengiz Uçan is doctor in Philosophy, lecturer and researcher in Philosophy and actually member of the mixed research unit Sciences, Philosophy, Humanities and of the Social Sciences of Contemporary Changes department of Bordeaux Universities. After having written his Ph.D thesis on the criticisms of solipsism by Sartre and Wittgenstein in their early works, he continues his researches on their later criticisms of solipsism. He proposes to criticize solipsism in its relations to ecological crises and with problematics of artificial intelligence.