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Lee's Fest: Quantum Gravity and the Nature of Time

Jun 2 – 6, 2025

Perimeter Institute for Theoretical Physics

America/Toronto timezone

Perimeter Institute

[email protected]

Speaker List

Niayesh Afshordi (University of Waterloo)
- Speaker at Tempus Discretum: On the nature of cosmic time
Stephon Alexander (Brown University)
- Speaker at Cosmology, Quantum Gravity and a Constant
Giovanni Amelino-Camelia (University of Naples Federico II)
- Speaker at GRB neutrinos and quantum-gravity-induced in-vacuo dispersion
Abhay Ashtekar (Pennsylvania State University)
- Speaker at Q&A/Panel Discussion: Foundations of Loop Quantum Gravity
- Speaker at To Lee, with best wishes
Julian Barbour
- Speaker at Conference Talk
Marcela Carena (Perimeter Institute for Theoretical Physics)
- Speaker at Opening Remarks
Esterina Celami (PhD researcher in Philosophy of Science)
- Speaker at The Surrational Materialism of the Path Integral
Lin-Qing Chen (IQOQI Vienna & University of Vienna)
- Speaker at Q&A/Panel Discussion: Time and the Quantum
- Speaker at Reassessing the i.i.d. Assumption in Probability Assignments in Quantum Gravity
Asya Ciftci (McGill University)
- Speaker at When Nothing Ticked: Physical and Geometrical Time in Early-Universe Cosmology
Eliahu Cohen
- Speaker at Q&A/Panel Discussion: Time and the Quantum
- Speaker at Causality and flow of time in realist quantum models
Bianca Dittrich (Perimeter Institute for Theoretical Physics)
- Speaker at Conference Talk
- Speaker at Q&A/Panel Discussion: Foundations of Loop Quantum Gravity
Fay Dowker
- Speaker at Being, Becoming and Experience in Quantum Gravity
- Speaker at Q&A/Panel Discussion: Perspectives on Time and Quantum Gravity
Avshalom Elitzur (Chapman University)
- Speaker at Conference Talk
Jonathan Engle
- Speaker at Q&A/Panel Discussion: Time in Loop Quantum Gravity
- Speaker at Flatness, Non-flatness, and Orientations in Ponzano-Regge
Laurent Freidel (Perimeter Institute for Theoretical Physics)
- Speaker at Opening Remarks
- Speaker at Q&A/Panel Discussion: Time in Loop Quantum Gravity
- Speaker at Time in quantum gravity.
Lucien Hardy (Perimeter Institute for Theoretical Physics)
- Speaker at Quantum Foundations
Viqar Husain (University of New Brunswick)
- Speaker at Gravitational collapse, shock waves and white holes
- Speaker at Q&A/Panel Discussion: Foundations of Loop Quantum Gravity
Jenann Ismael (Johns Hopkins University)
- Speaker at Q&A/Panel Discussion: Philosophy of Time
- Speaker at The Elusiveness of Time
Ted Jacobson (University of Maryland, College Park)
- Speaker at Spin Networks
Irfan Javed (University of New Brunswick)
- Speaker at Hydrogenic entanglement as a test for ER = EPR
- Speaker at Semiclassical static solutions in spherically symmetric gravity
Tim Koslowski (Universität Würzburg and Technical University of App. Sci. Würzburg)
- Speaker at It Feels Like the Old Days: From Loop Quantum Gravity to Conformal Graphs
- Speaker at Q&A/Panel Discussion: Perspectives on Time and Quantum Gravity
Jaron Lanier (Microsoft Research New York City)
- Speaker at Conference Talk
Etera Livine (French National Centre for Scientific Research (CNRS))
- Speaker at Bulk-Boundary in Spinfoams
- Speaker at Q&A/Panel Discussion: Time in Loop Quantum Gravity
Renate Loll (Radboud Universiteit Nijmegen)
- Speaker at Conference Talk
- Speaker at Q&A/Panel Discussion: Perspectives on Time and Quantum Gravity
João Magueijo (Imperial College London)
- Speaker at Dark Matter as the leftover of historical violations of the Hamiltonian constraint
Seth Major (Hamilton College)
- Speaker at Building and (hints of) seeing gravitational statistical mechanics
- Speaker at Q&A/Panel Discussion: Foundations of Loop Quantum Gravity
Hassan Mehmood (University of New Brunswick)
- Speaker at Shocks but not cataclysms: continuous dynamical extension beyond shell crossings
Muhammad Muzammil (University of New Brunswick)
- Speaker at Semiclassical Mixmaster Universe
Sotirios Mygdalas (Perimeter Institute for Theoretical Physics)
- Speaker at Lorentzian Quasicrystals and the Irrationality of Spacetime
Michael Osei (University of Lethbridge)
- Speaker at Origins of Thermalization in Quantum Cosmology
Roger Penrose
- Speaker at Lee Smolin: His Important Critical Role with Regard to Unconventional Physical Theories
Andrew Randono (The Spin Group, Research Institute)
- Speaker at Non-Compact GUTs
Saeed Rastgoo (University of Alberta)
- Speaker at The problem of time and evolving constants of motion: the cosmological case
Carlo Rovelli (Aix-Marseille University)
- Speaker at One of us would be superfluous
Simon Saunders (University of Oxford)
- Speaker at Principle and constructive theories of physical probability
- Speaker at Q&A/Panel Discussion: Philosophy of Time
Barbara Soda (Perimeter Institute for Theoretical Physics)
- Speaker at Emergence of (Space)-Time from Fluctuations
Simone Speziale (Aix-Marseille University)
- Speaker at Q&A/Panel Discussion: Time in Loop Quantum Gravity
- Speaker at Quasi-topological principle and its degrees of freedom
Daniel Terno (Macquarie Univerisry)
- Speaker at No time machine on the cheap: why semiclassical wormholes won’t do
Russell Thompson (University of Waterloo)
- Speaker at Quantum reconstruction in terms of imaginary time
Antony Valentini
- Speaker at Q&A/Panel Discussion: Time and the Quantum
- Speaker at Quantum gravity and the Born rule
Madhavan Varadrajan
- Speaker at Q&A/Panel Discussion: Perspectives on Time and Quantum Gravity
- Speaker at Three for Lee
Francesca Vidotto
- Speaker at Q&A/Panel Discussion: Time and the Quantum
- Speaker at Spinfoams and the discreteness of time
Mordecai Waegell (Institute for Quantum Studies, Chapman University)
- Speaker at The Local Many Worlds Interpretation and Quantum Gravity
Steven Weinstein
- Speaker at Philosophy: Perspectives on the Universe
Jiayue Yang
- Speaker at Complexity, scaling, and a phase transition
Slavoj Zizek (University of Ljubljana)
- Speaker at Quantum Physics needs Philosophy, but shouldn't trust it