417 citations · 1.5k across the 23 of their papers we have counts for
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hep-th2017★ 38 cited
The Hilbert Space of Quantum Gravity Is Locally Finite-Dimensional
Ning Bao, Sean M. Carroll, Ashmeet Singh
We argue in a model-independent way that the Hilbert space of quantum gravity is locally finite-dimensional. In other words, the density operator describing the state corresponding…
hep-th2017★ 26 cited
Why Boltzmann Brains Are Bad
Sean M. Carroll
Some modern cosmological models predict the appearance of Boltzmann Brains: observers who randomly fluctuate out of a thermal bath rather than naturally evolving from a low-entropy…