Philosophy of Conformal Cyclic Cosmology

The University of Geneva will host a 1-day workshop on the Philosophy of Conformal Cyclic Cosmology, taking place on the 11 November 2026.   The workshop will feature talks by Roger Penrose (University of Oxford, online talk), Lucy James (University of Bristol), Dennis Lehmkuhl (University of Bonn), James Read (University of Oxford), and Jean-Jacques Szczeciniarz (University of Paris Diderot), as well as comments by members of the Geneva Symmetry Group.

The conference is organised by Elisa Ballabio (UNIGE), Lucy James (FQxI) and Baptiste Le Bihan (UNIGE) with the generous support of the Swiss National Science Foundation via Baptiste Le Bihan’s SNSF Starting Grant Space, Time and Causation after Quantum Gravity.

Anyone that is interested in participating is welcome to get in touch with us for more information: [email protected]

Best wishes,
The organisers

Below you’ll find the schedule of the workshop.

09:30 – 10:30 — Dennis Lehmkuhl: Reforging General Relativity in Spinor Form: On Roger Penrose’s first paper on general relativity (Commentator: Maria Nørgaard)

11:00 – 12:00 — Lucy James: CCC as a Time-ordered Multiverse (Commentator: Charlotte Zito)

14:00 – 15:00 — Jean-Jacques Szczeciniarz: TBD (Commentator: Laurie Letertre)

15:00 – 16:00 — James Read: Penrose and Cosmogeny (Commentator: Ruward Mulder)

16:30 – 17:30 — Roger Penrose: TBD

19:00 — Dinner at La M`ere Royaume