General Information

Full Name Béranger Seguin (Dr.)
Languages French (native), English, German. Beginner in Dutch and Hungarian.

Academic Interests

  • Arithmetic geometry and number theory
    • Inverse Galois theory and arithmetic statistics
    • Moduli spaces of covers/curves and their homology
  • Side interests
    • Grothendieck-Teichmüller theory, anabelian geometry
    • Non-commutative algebra, skew fields, central simple algebras
    • Logic, model theory, proof theory, formalized mathematics
    • Model categories, higher category theory


  • 2023-...
    Postdoctoral researcher
    Institut für Mathematik, Universität Paderborn, Germany
  • 2020-2023
    PhD candidate
    Laboratoire Paul Painlevé, Université de Lille, France
    École Normale Supérieure, Paris, France


  • 2023
    PhD in Mathematics ­— Geometry and Arithmetic of Components of Hurwitz Spaces
    Université de Lille, France
  • 2019
    Master of Fundamental Mathematics
    Sorbonne Université, Paris, France
  • 2016-2020
    École Normale Supérieure, Paris, France
  • 2014-2016
    Scientific preparatory classes
    Lycée Fabert, Metz, France
  • 2014
    AbiBac — German Abitur and French Baccalauréat
    Lycée Jean-Victor Poncelet, Saint-Avold, France





  • Computer skills
    • Programming: C#, Python, JavaScript, PHP
    • Web design: HTML5, CSS, …
    • GAP, SAGE
    • Lean (beginner)
    • Typesetting: LaTeX and Typst
  • Music
    • Jazz and fusion, prog rock, microtonal music
    • Saxophone, clarinet, trumpet, bass, guitar, piano
    • Songwriting, composition, arranging, mixing and music production
    • Numerous band experiences (mostly jazz)
  • Hobbies
    • Linguistics and language learning, Esperanto
    • Bike travel
    • Knitting/crochet
    • Pastry