In Episode 17, Gregg welcomes Christopher Mastropietro, a scholar who joined Gregg and John Vervaeke on the Elusive "I" and explored the existential implications of the emerging model. He also co-authored with John the book, Zombies in Western Culture: A Twentieth Century Crisis. In this episode, Chris narrates his journey in existential philosophy and the nature of meaning, and then the discussion turns to the UTOK and the need for new sense making in the 21st Century.

Here is a clip where they explore how the UTOK is framed in relationship to "exo-naturalistic" claims and potential realities: https://youtu.be/e1IuTsBPW8g