SANTA BARBARA          GRAVITY WORKSHOPII

Exploring black holes, quantum information, gravitational scattering, cosmology, and emergent spacetime
 
Online Talks
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Program

The workshop will run from approximately 9-6 on March 17, 18, 19. It will consist of a series of informal presentations on specific workshop topics, linked by extended discussions, together with some unstructured time for discussions or enjoying the attractive seaside surroundings.

Schedule:

Monday

Warm up act: BICEP announcement; News conference; Claimed result

9:00-10:30 Welcome, Intro., and Observables

Welcome and introduction
Marolf - Relational observables [blackboard]
Kabat - Constructing bulk observables in AdS/CFT
Discussion

10:30-11:00 Break

11:00-12:30 Bulk from boundary?
Does AdS/CFT coarse grain? [audio]
Zhiboedov - AdS scattering and correlators [audio]
Wall - Superselection [audio]
Discussion

12:30-1:45 Lunch

1:45-3:30 Bulk from boundary? cont'd
Rosenhaus - Bulk reconstruction, and trapped solutions [audio]
Polchinski - Limitations of gauge-gravity duality [blackboard] [audio]
Discussion

3:30-4:00 Break

4:00-5:45 The gravitational S-matrix: perturbative to nonperturbative
Gravitational S-matrix: perturbative to nonperturbative [audio]
Bern - Perturbative structures in gravity [audio]
Carrasco - The lion in the path Integral [audio]
Discussion

6:30 Dinner at El Paseo Restaurant

Tuesday

9:00-10:30 Black holes and quantum information
Papadodimas - The black hole interior in AdS/CFT [audio]
Harlow - Aspects of the Papadodimas-Raju Proposal [audio]
Discussion

10:30-11:00 Break

11:00-12:30 Black holes and quantum information, cont'd
Polchinski - Comments on Papadodimas-Raju [audio]
Giddings - Towards nonviolent resolution of the Unitarity Crisis [audio]
Discussion

12:30-1:30 Lunch

1:30-3:00 Entanglement and emergent spacetime
Bousso - Comments on ER=EPR [audio]
van Raamsdonk - Spacetime and gravitation from entanglement [audio]
Marolf - CFT entanglement and bulk connectivity: comment on the TFD [audio]
Discussion

3:00-3:20 Break

3:20-4:40 Holographic spacetime
Fischler - HST
Banks - HST, super-BMS, Feynman diagrams, and black holes [blackboard]
[audio-both]
Discussion

4:40-7:20 Hike, or other free time

Meet for dinner at Paradise Cafe

Wednesday

9:00-10:30 Entropy and spacetime thermodynamics
Bousso - Perturbative proof of the covariant entropy bound [blackboard] [audio]
Wall -- Key open problems in spacetime thermodynamics [audio]
Discussion

10:30-11:00 Break

11:00-12:30 Emergent spacetime and relational observables
What is the Hilbert space structure of quantum gravity? [audio]
Donnelly - Boundary algebras for Yang-Mills and GR [audio]
Carroll - De Sitter Space Without Quantum Fluctuations [audio]
Discussion

12:30-1:45 Lunch

1:45-3:30 Quantum cosmo/"WdW" evolution/relational observables

Hartle - Classical Spacetimes: Bouncing Universes/Evaporating Black Holes [audio]
Open discussion [audio]
Lubin - Inflation Signatures "To B or not to B" [audio]

3:30-4:00 Break

4:00-5:30
Sloth - Perturbative approach to WdW for black holes and local clocks vs. boundary clocks [audio]
Discussion- Future Agenda: Problems, Progress, and Prospects [audio]

Post-conference meet for drinks - Fess Parker's

 

 


© 2014 Steve Giddings. All rights reserved. Sound recording: A. Wall, A. Puhm; Gallery Photos: K. Manning. Blackboard Photos: A. Almheiri. Site Design