"Ethical Background of Justifications in Epistemology", 11th of International Wittgenstein Symposium, Kirchberg, Avustury, 4-15 Ağustos 1986.

"How to Save Immortality of Human Individiuals: A Lesson from Schopenhauer as One of Our Contemporary Philosopher", International Schopenhauer Symposium, Hamburg, Almanya, 24-27 Mayıs 1988.

"Non-Rational Basis of Rationality Theories", International Popper, Polanyi Seminar, Krakow, Polonya, 1-5 Ekim 1988.

"Schopenhauerian Love and Quran", Schopenhauer Und Der Diskurs Über Liebe Und Tod, Dubrovnik, Yugoslavya, 13-23 Mart 1989.

"Some Ethical Implications of M. Polanyi's Philosophy of Science", Micheal Polanyi Derneğinin Düzenlediği Toplantı, Budapeşte, 24-26 Ağustos 1991.

"Homo Mendax", Schopenhauer, Nietzsche, Postmodern,Dubrovnik, Yugoslavya, 18-28 Mart 1992.

"Smiling Philosophy", International Colloquium, Kierkegaard, and Postmodern Iro,ny, Paris, 23-25 Eylül 1992.

"Miracle: Beyond Philosophy and Literature", Philosophie und Literatur von Holderlin bis Celan, Gargnano, İtalya, 5-9 Nisan 1993.

"The Role of Ethics in Artifical Intelligence from a Standpoint of Theory Change", DESSYM'93 Bulgaria Proceedings, vol. 2, s. 90-94, Sofya,1993 (Mustafa Dağlı ile birlikte).

"The City in Me", La Ville-Monde Ou La Nature Urbanisée, Paris, 16-18 Aralık 1993.

"A Philosophical Perspective on Environment from Turkey", University of Sunderland, School of the Environment, 21 Şubat 1994.

"Where Are You Nietzsche?", La Culture Apres Le Nihilisme, College International de Philosophie, L'Universite de Paris 8, 13-15 Ekim 1994.

"Who is the Other?", International Symposium on Philosophy of Intercultural Communication, METU, Ankara, 19-21 Aralık 1995.

"How to Develop An Understanding Other in Me through Laughter", III. Uluslararası Bakhtin Kongresi, Saransk, Rusya, 25-27 Ekim 1995.

"Undestanding as a Way of Overcoming of Barriers Around Self and Culture", Understanding and Reflexivity in Communication, Tver, Rusya, 17-20 Mayıs 1996.

"Remained at the Gate, at the Deepest End", Symposium on Aesthetics and Ethics:Media Philosophy and Literature, New School for Research, New York,19-21 Mart 1997.

"The Concept of 'Garib' in Turkish Cultural Heritage", Institute of Global Cultural Studies'in düzenlediği Ancient and Medieval Philosophy Sempozyumu, Binghamton, 24-26 Ekim 1997.

"How One Becomes Ignorant Through Education", International Network of Philosophers of Education, 6th Biennial Conference, Ankara, Türkiye, 25-28 Ağustos 1998.

"Epictetus' Conception of Play", Institute of Global Cultural Studies'in düzenlediği Ancient and Medieval Philosophy Sempozyumu, Binghamton, 23-25 Ekim 1998.

"From Communication to Trans-communication: An Approach to Human Togetherness", Interethnic Coexistence: Educating for an Emerging Global Field, Haifa, 1999.

"Is Philosopher who Offers No Care for the Passions of Mankind Philosopher or Not?",The Humanities on the Birth of the Third Millenium, International Conference, Ankara, 12-13 Haziran 2000.

"Having a Heart", Call to World Peace from Universal Brotherhood Union, İstanbul, 1 Kasım 2000.

"Encountering:A Much Ignored Phenomenon of Our Ethical Life", Atina üniversitesi, Ekonomi Fakültesi, Şubat 2000

"Encountering:A Much Ignored Phenomenon of Our Ethical Life", Atina Üniversitesi Ekonomi Fakültesi, Atina, 9 Şubat 2001.

"How is Philosopho-therapy Possible ?", 10th European Sceptical Congress, Czech Republic, Eylül 2001.

Some Comments on Media and Judo", Türk Japon Vakfı Konferansları, Eylül 2005.

"Looking at Philosophy from the Asia in Turkey, The Vision of the Asian Community, Symposium held in Fatih University, Eylül 2005.

"Modern Yalnızlık", Uluslararası Uyuşturucu Karşıtı Semineri, Türkiye, Aralık 2005.

"Kültürlerarası Felsefe Diyaloğunun Felsefece İmkanı Üstüne", Medeniyetlerin Dialoğu Şeraitinde Türk Dünyasında Felsefe ve Manevi Değerler, Azerbaycan, Eylül 2012.