Opening a discussion with the Argentine scholar Guillermo Lariguet on the philosophical context for Pullman's trilogy. This conversation was recorded piecemeal and built up from transmissions from Guillermo via whatsapp, with my responses.
"A Brief Examination of the Literary Trilogy by Philip Pullman, His Dark Materials" essay (in Spanish) on academia.edu and Erasmus online review:
https://www.icala.org.ar/erasmus/Archivo/2018/2018-1/erasmus-20-1-2018-00.pdf