Jaan Valsiner, born in Tallinn, Estonia, is a cultural psychologist with a consistently developmental axiomatic base that is brought to analyses of any psychological or social phenomena. He is the founding editor (1995) of the Sage journal, Culture & Psychology (since 1995) and Editor-In-Chief, Integrative Psychological & Behavioral Science (Springer, since 2007). After working for over three decades in USA at University of North Carolina at Chapel Hill and Clark University, he accepted in 2013 the position of Niels Bohr Professor of Cultural Psychology at Aalborg University, Denmark in collaboration with University of Luxembourg and Sigmund Freud Privatuniversität Wien in Austria and in Berlin. He focuses on theoretical innovation, with monographs The Guided Mind (Cambridge, Ma.: Harvard University Press, 1998), Culture in Minds and Societies (New Delhi: Sage, 2007), Ornamented Lives (Charlotte, NC: Information Age Publishers, 2018) and Sensuality in Human Living (Springer, 2020). He has recently published a major theoretical treatise General Human Psychology (2021 by Springer) that would synthesize William Stern's personology with his theory of Cultural Psychology of Semiotic Dynamics.

 Jaan Valsiner has been awarded major research prizes in Europe: the Alexander von Humboldt Prize of 1995 in Germany, and the Hans-Kilian-Preis of 2017. As part of his credo for building psychology on an international and trans-cultural basis, he has been a visiting professor in Brazil, Japan, Australia, Estonia. Germany, Italy, Luxembourg, United Kingdom, and the Netherlands.  Since 2017 he is a Foreign Member of the Estonian Academy of Sciences.