It has long been suspected that the consistency of quantum gravity puts constraints on what kinds of symmetries are possible in nature. In this talk Daniel Harrow will review some of these conjectures, and then explain how they can be derived in the special case of negative cosmological constant and also more generally given certain assumptions about the …

"Channels, Maps and All That" The 2021 edition of the Symposium is organized as an on-line event due to the COVID-19 pandemic restrictions. The annual meeting of the Editorial Boards of the Reports on Mathematical Physics and Open Systems & Information Dynamics is planned on Tuesday, June 15, 2021, before lunch break.