The Tree of Knowledge: The Biological Roots of Human Understanding
Humberto R. Maturana & Francisco J. Varela
The Origin of Humanness in the Biology of Love
Humberto R. Maturana & Gerda Verden-Zöller
From Being to Doing: The Origins of the Biology of Cognition
Humberto R. Maturana & Bernhard Pörksen
Autopoiesis and Cognition: The Realization of the Living