Sami Pihlström (born 1969) received his PhD in theoretical philosophy from the University of Helsinki, Finland, in 1996, with a dissertation entitled Structuring the World: The Issue of Realism and the Nature of Ontological Problems in Classical and Contemporary Pragmatism (Acta Philosophica Fennica, vol. 59). He currently holds the position of a University Lecturer of Theoretical Philosophy at the University of Helsinki. He is also Docent of philosophy at three Finnish universities (Helsinki, Turku, Kuopio). Pihlström has previously published three other books in English in addition to his dissertation: Pragmatism and Philosophical Anthropology (Peter Lang, 1998), Naturalizing the Transcendental: A Pragmatic View (Prometheus Books, 2003), and Solipsism: History, Critique, and Relevance (Tampere University Press, 2004). He is also the author of four books in Finnish. His publications also include dozens of articles on pragmatism, the problem of realism, transcendental arguments, and philosophy of religion in international and Finnish journals and anthologies. Furthermore, he has coedited several Finnish philosophical anthologies and is Editor-in-Chief of Ajatus , the Yearbook of the Philosophical Society of Finland (since 2004), as well as one of the editors of the book series, Philosophical Studies from the University of Helsinki (since 2002).

Pihlström received the Charles S. Peirce young scholar's essay prize in 1997, and in 2004 he was awarded the first University of Kentucky philosophy essay prize.