# Schedule

## Friday

8:00 – 8:30 | Registration and breakfast | ||

8:30 | Session 1: HEP |
Chair: Ashmeet Singh | |

8:30 – 8:42 | Welcome | ||

8:42 – 8:54 | * | Nico Salzetta | Spacetime from Unentanglement |

8:54 – 9:06 | * | Pratik Rath | Holography in general spacetimes |

9:06 – 9:18 | * | Gabriel Trevino | How to close the holographic entropy cone |

9:18 – 9:30 | * | Taha Ahmad Malik | A novel definition of entropy and application to black holes. |

9:30 – 9:42 | * | Yousef Izadi | Holographic Dual of Asymptotically Flat Spacetimes |

9:42 – 9:54 | Aron Wall | The True Meaning of Apparent Horizon Entropy | |

9:54 – 10:06 | * | Gökçen Deniz Alıcı | Entropy in Born-Infeld Gravity |

10:06 – 10:18 | * | Zicao Fu | Bare Quantum Null Energy Condition |

10:18 – 10:30 | * | Julio Parra-Martinez | Anomalies and divergences in (super)gravity |

10:30 – 11:00 | Coffee break | ||

11:00 | Session 2: Gravitational waves |
Chair: Max Isi | |

11:00 – 11:12 | * | Gautam Venugopalan | Squeezing the vacuum - optomechanics for precision metrology and cosmology |

11:12 – 11:24 | Alexandra Macedo | Identifying correlations between LIGO’s astronomical range and auxiliary sensors using LASSO regression | |

11:24 – 11:36 | * | Ron Tso | Black Hole Spectroscopy with Active Interferometry |

11:36 – 11:48 | * | Kellie Ault-O’Neal | Testing General Relativity Through Gravitational Waves |

11:48 – 12:00 | * | Katie Chamberlain | Testing modified gravity with future gravitational wave detectors |

12:00 – 12:12 | Preston Jones | Vacuum production of electromagnetic radiation by gravitational waves | |

12:12 – 12:24 | * | Nader Inan | A New Approach to Detecting Gravitational Waves via a Charge Separation Effect in Superconductors |

12:24 – 14:00 | Lunch | ||

14:00 | Session 3: Astrophysics |
Chair: Jess McIver | |

14:00 – 14:12 | * | Riccardo Barbieri | Black hole spin alignment in binary black hole merger |

14:12 – 14:24 | Johan Samsing | Formation of Eccentric Black Hole Mergers | |

14:24 – 14:36 | * | Matthew Giesler | Low-mass X-ray binaries from black-hole retaining globular clusters |

14:36 – 14:48 | Chiara Mingarelli | The local nanohertz gravitational-wave landscape from supermassive black hole binaries | |

14:48 – 15:00 | Stephen Taylor | Nanohertz-frequency Gravitational Wave Astrophysics With Pulsar Timing Arrays | |

15:00 – 15:12 | Natalia Tenorio Maia | Radiation reaction of binary systems via EFT: spin effects | |

15:12 – 15:24 | Simon Birrer | Probing spacetime with strong gravitational lensing | |

15:24 – 15:36 | * | Baoyi Chen | Deformations of extremal black holes in GR and from stringy interactions |

15:36 – 16:00 | Coffee break | ||

16:00 | Session 4: GR/HEP |
Chair: Davide Gerosa | |

16:00 – 16:12 | Achilleas Porfyriadis | Critical Emission from a High-Spin Black Hole | |

16:12 – 16:24 | Sam Gralla | Critical Behavior of Extremal Black Hole Perturbations. I. Aretakis Instability | |

16:24 – 16:36 | Peter Zimmerman | Critical Behavior of Extremal Black Hole Perturbations. II. Universal Exponents | |

16:36 – 16:48 | * | Arun Ravishankar | Critical Behavior of Extremal Black Hole Perturbations. III. Holography? |

16:48 – 17:00 | * | Eric Mefford | Gravitational Constraints on Operators in Spherical CFT_{d} |

17:00 – 17:12 | James Hartle | No Boundary Wave Functions of the Universe | |

17:12 – 17:24 | Gary Horowitz | Cosmic Censorship in Anti DeSitter Space | |

17:24 – 17:36 | * | Ivan Kolar | Higher-dimensional NUT-like and near-horizon geometries from the Kerr-NUT-(A)dS metrics |

## Saturday

8:00 – 8:30 | Breakfast | ||

8:30 | Session 5: Beyond GR |
Chair: Maria Okounkova | |

8:30 – 8:42 | Quentin G Bailey | General Relativity tests in the solar system and beyond | |

8:42 – 8:54 | * | Luciano Manfredi | Quasinormal Modes of Modified Gravity Black Holes |

8:54 – 9:06 | * | Ruifeng Dong | Gravitational-wave ringdown echoes from black holes in massive gravity |

9:06 – 9:18 | * | Zachary Mark | A recipe for echoes from exotic compact objects |

9:18 – 9:30 | Matthew Mewes | Tests of local Lorentz invariance in General Relativity | |

9:30 – 9:42 | * | Noah Harris | Testing for Equivalence Principle Violation with Fission Products |

9:42 – 9:54 | * | Michele Oliosi | Minimal theory of quasidilaton massive gravity |

9:54 – 10:06 | * | Kevin Croker | Cosmological tests of the gravastar hypothesis |

10:06 – 10:18 | Coleman Dobson | Fuzz Balls and Noncommutative Gravity | |

10:18 – 10:30 | Atsushi Naruko | Extended vector-tensor theory | |

10:30 – 11:00 | Coffee break | ||

11:00 | Session 6: Numerical Relativity |
Chair: Matthew Giesler | |

11:00 – 11:12 | * | Vijay Varma | Aligned-spin numerical relativity hybrid surrogate model with subdominant modes. |

11:12 – 11:24 | Davide Gerosa | Modeling black hole kicks with waveform approximants | |

11:24 – 11:36 | * | Hyun Lim | Towards simulations of intermediate/extreme mass ratio binaries with numerical relativity |

11:36 – 11:48 | * | Vishal Baibhav | Systematic Errors and Energy Estimates in Binary Black Hole Ringdown |

11:48 – 12:00 | * | Maria Okounkova | On choosing the start time of binary black hole ringdown |

12:00 – 12:12 | * | Samuel Rodriguez | Visualizing the Curvature of Spacetime: Vortex and Tendex Lines of Head-On Merging Binary Black Holes |

12:12 – 12:24 | Charalampos Markakis | Acoustical & Canonical Fluid Dynamics in Numerical General Relativity | |

12:24 – 12:36 | George Schuhmann | Use of a Density Function to Represent Gravity | |

12:36 – 14:00 | Lunch | ||

14:00 | Session 7: Cosmology |
Chair: Steve Taylor | |

14:00 – 14:12 | Arthur Fischer | A Simple Model for the Birth and Death of the Universe | |

14:12 – 14:24 | Rodger Thompson | Analytic Cosmological Parameter Solutions with Beta Functions | |

14:24 – 14:36 | * | Taisaku Mori | BRS structure of simple model for the cosmological constant |

14:36 – 14:48 | Tanmoy Paul | Bouncing cosmology from warped extra dimensional scenario. | |

14:48 – 15:00 | * | Dipanjan Dey | On The Validity of Cosmic Censorship Conjecture in a Cosmological Scenario |

15:00 – 15:12 | * | Andres Américo Navarro Leon | Non-Abelian S-term dark energy and inflation |

15:12 – 15:24 | Nikodem Poplawski | Big Bounce and Inflation from Spin and Torsion | |

15:24 – 15:36 | * | Ilya Vilensky | Deriving loop quantum cosmology dynamics from diffeomorphism invariance |

15:36 – 16:00 | Coffee break | ||

16:00 | Session 8: GR/HEP |
Chair: Leo Stein | |

16:00 – 16:10 | Student Prize | ||

16:10 – 16:22 | Hongsu Kim | Closed Timelike Curves in Kerr-Newman BH spacetime are gauge artifacts. | |

16:22 – 16:34 | Chia-Hsien Shen | Color-kinematics duality in Classical Radiation | |

16:34 – 16:46 | Christos Tzounis | Ingoing Eddington-Finkelstein Metric of an Evaporating Black Hole | |

16:46 – 16:58 | Shohreh Abdolrahimi | Hawking Radiation Energy and Entropy from a Bianchi-Smerlak Semiclassical Black Hole | |

16:58 – 17:10 | Sujoy Modak | Saying ‘Yes’ to loss of information in black hole evaporation | |

17:10 – 17:22 | Chiara Toldo | Black hole bound states in AdS |

Students marked with *.