S. Klimenko: Gravitational wave bursts: Detection with minimal assumptions

G. Guidi: LIGO-Virgo GW observations in the era of multi-messenger astronomy

G. Guidi: Tests of general relativity with gravitational wave observations

D. Keitel: LIGO-Virgo efforts to study the post-merger remnant of the GW170817 event

B. Haskell: Astrophysical sources of continuous gravitational waves

I. Jones: Data Analysis techniques to perform Continuous-Wave searches

S. Mastrogiovanni: Looking for gravitational waves from poorly known neutron stars

R. Caputo: Overview of Dark Matter

G. Cavoto: Novel technologies for direct dark matter detection

A. Tykhonov: First Results from the DAMPE Mission

C. Galbiati: A Unified Program of Argon Dark Matter Searches: DarkSide-20k and The Global Argon Dark Matter Collaboration

A. Olivares: Connections between neutrinos and dark matter at the cosmological level

K. Kotake: Neutrino and Gravitationalwave Signatures of Core-Collapse Supernovae

A. Urbano: Axions and General Relativity

C. de los Heros: Dark Matter searches with IceCube

M. Isi: Gravitational waves from ultralight bosons

T. Regimbau: Cosmological implications of the first LIGO and Virgo detections

E. Di Marco: Status of Dark Matter searches in final states with jets at ATLAS and CMS

V. Ippolito: Status of Dark Matter searches in final states with missing transverse momentum and Higgs bosons, photons or vector bosons at ATLAS and CMS

S. Gozzini: ANTARES dark matter searches and perspectives for KM3NeT

E. Maiorana: Towards observational run O3 with Virgo detector

L. Naticchioni: Enhancing Advanced Virgo sensitivity with the re-integration of monolithic payloads

F. Travasso: Monolithic folded pendulum sensor for present and future interferometric detectors of gravitational waves

E. Huerta: Deep Neural Networks in the context of Gravitational-Wave searches

R. Sharma: Deep Learning Continuous Gravitational Waves

M. Arca Sedda: Using merged BHs spins and masses to infer the formation history of their progenitors

Julie McEnery: Gamma-ray Bursts - An Overview)

O. S. Salafia: Overview: gamma-ray burst prompt and afterglow theory and models

R. Aloisio: Theoretical overview on highenergy neutrinos and ultra-high energy cosmic rays

C. Finley: Multi-messenger Results from the IceCube Neutrino Observatory

J. De Mello: Multi-messenger astrophysics with the Pierre Auger Observatory

B. De Lotto: MAGIC multimessenger results and perspectives

P. Ubertini: INTEGRAL observation of GW gamma ray counterparts and future perspectives

M. Landry: LIGO Detector Status

A. Krolak: Application of Feldman-Cousins upper limits to gravitational wave data analysis

G. Cusin: Anisotropies in the astrophysical background of gravitational waves

A. La Rana: A historical perspective on the 3rd generation GW detectors: the early attempts for a joint European effort 1986-1994

R. Flaminio: Status of the KAGRA detector

M. Punturo: Towards the 3rd generation of Gravitational Wave Observatories: The Einsten Telescope project

K. Holly-Bockelmann: Supermassive Black Hole Formation as Revealed by LISA

E. Pian: Kilonovae: the cosmic foundries of heavy elements

A. Perego: Modelling of the EM counterpart of compact binary merger: ejecta, neutrinos and nucleosynthesis

L. Piro: The broad-band afterglow and the merger remnant of GW170817

A. Coleiero: Search for neutrino counterparts to gravitational wave events with the ANTARES telescope

E. Pian: The Transient High Energy Sky and Early Universe Surveyor - THESEUS

D. Montanino: Spectral Hardening of cosmic TeV photons in realistic extragalactic magnetic fields

B. Patricelli: Prospects for joint GW and gamma-ray EM observations of binary neutron star mergers

A. Grado: The search of GW optical counterpart in the Multi-Messenger Astronomy Era

S. Yang: Gravitational wave optical counterpart searching based on GRAWITA and DLT40 project