Leila Haaparanta is Professor of Philosophy at the University of Tampere and Docent at the University of Helsinki, where she took her Ph.D degree in 1985. Previous posts include research and teaching positions at the University of Helsinki and at the Academy of Finland. She is the author of Frege’s Doctrine of Being (Acta Philosophica Fennica, 1985) and the editor of Mind, Meaning and Mathematics (Kluwer, 1994), The Development of Modern Logic (Oxford, 2009), and Rearticulations of Reason (Acta Philosophica Fennica, 2010). Her co-edited works include Frege Synthesized (with J. Hintikka, Reidel, 1986), Analytic Philosophy in Finland (with I. Niiniluoto, Rodopi, 2003), and Categories of Being: Essays on Metaphysics and Logic (with H.J. Koskinen, Oxford, 2012). She has published articles on the history of logic, early twentieth century analytic philosophy and phenomenology, epistemology, philosophy of mind and language, philosophy of religion, and pragmatism. She has led research projects on the history of logic, on twentieth century philosophy, on metaphysics, and on rationality. She was a member of the Steering Committee of the European Society for Analytic Philosophy 2007 - 2011. She is a member of the Finnish Academy of Science and Letters, and of Academia Europaea.