Charles Peirce's understanding of the four ages and of his own place in the history of human thought William Pencak
Semiotics and philosophy: Working for a historical reconstruction of human understanding Susan Petrilli and Augusto Ponzio
Is there purely objective reality? Nelson Ramírez
Platonic reflections upon Four ages of understanding Peter Redpath
Christian philosophy in John Deely's Four ages of understanding Gregory B. Sadler
Semiotics or metaphysics as first philosophy? Triadic or dyadic relations in regard to Four ages of understanding Kenneth l. Schmitz
After Deely: If I walk the “way of signs,” where am I going? Mary Catherine Sommers
Semiosis and the elusive final interpretant of understanding Göran Sonesson
Semiotics and human nature in postmodernity: A consideration of animal semioticum as the postmodern definition of human being Stephen Sparks
The history of philosophy conceived as a struggle between nominalism and realism Cornelis De Waal
From here to the Latin Age and back again: A four-cause category-based exploration of Adrian J. Walker's article on von Balthasar's concept of “love alone” J. Raymond Zimmer
The review essays in paraleipsis: Looking forward while looking back John Deely