Richard Whittaker, The Harvard Gurdjieff Conference: Notes from a Centennial, December 4-5, 2024 By Carole Cusack Parabola: The Search for Meaning, 4 February 2025.

https://www.academia.edu/128071351/Richard_Whittaker_The_Harvard_Gurdjieff_Conference_Notes_from_a_Centennial_December_4_5_2024?email_work_card=title