1. Bruner, J. (1990). Acts of meaning. Harvard University Press.
2. Cabell, K., & Valsiner, J. (2014). The catalyzing mind. Beyond models of causality. Springer.
3. Driesch, H. (1925). The crisis in psychology. Princeton University Press.
4. Fehr, B., Höcker, C. Metzler, D. Nielsen, I., Schneider, L., & Seifert, M. (eds.) (2011). Persönliche Frömmigkeit - Funktion und Bedeutung individueller Gotteskontakte im interdisziplinären Dialog [Sonderband]. Münster: Hephaistos.
5. Franses, R. (2018). Donor portraits in Byzantine art. The vicissitudes of contact between human and divine. Cambridge University Press.