Publications & Research

Elfège Arthur Leylavergne, Ph.D.

Docteur de l'Université de Nantes · CAPHI · CEI · E 504

About

Work in logic, epistemology, and dialectics, with a focus on Hegel and the relationship between formal systems and the qualitative determinations they cannot fully capture. Doctoral dissertation: Une Critique Hégélienne de Hegel (PAF, 2016, 450 pages, ISBN 978-3-8416-3483-2). Founder and director of the Polysophia research group at the Lycée Français de New York (2009–2022), in collaboration with Columbia University and TED-ED.

Ongoing Research 2026 — present

Current essays are maintained as a public, versioned repository on GitHub. Bilingual (FR/EN), markdown source.

github.com/elfege/RESEARCH — living collection of essays and notes.
Open repository →

Books & Articles

Published and forthcoming work in philosophy of logic and epistemology.

Polysophia Research Group 2009 — 2022

Founded by E. Leylavergne and David Soquet, with the Sciences Department of the LFNY and Pr. Chiappori (Columbia University). Direction of student-led research at the intersection of mathematics, economics, philosophy, and the natural sciences.

TED-ED Collaboration

Polysophia × TED-ED co-production.