Welcome & Opening Remarks

          @misc{ scivideos_PIRSA:22100001,
            doi = {10.48660/22100001},
            url = {https://pirsa.org/22100001},
            author = {Zwikel, Celine and Ciambelli, Luca},
            keywords = {Quantum Gravity},
            language = {en},
            title = {Welcome \& Opening Remarks},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2022},
            month = {oct},
            note = {PIRSA:22100001 see, \url{https://scivideos.org/pirsa/22100001}}
          }