Some recorded external talks (conference, workshop, seminar) by unit members:

Philipp Höhn, "Quantum frames, subsystems and gravity", 9 Nov 2023, gravity seminar @ KITP/UC Santa Barbara (video)

Philipp Höhn, "Rethinking observables and quantum reference frames", 22 Sep 2023, International Society for Quantum Gravity, outreach interview (video)

Philipp Höhn, "Progress in relational quantum dynamics", Sep 1 2021, Time in Quantum Theory, workshop @ ETH Zürich (recording)

Philipp Höhn, "(Quantum) frame covariance: from foundations via gauge theories to gravity", June 16 2021, Quantizing Time, workshop @ Perimeter Institute (video)

Philipp Höhn, "(Quantum) frame covariance in gauge systems and gravity", May 18 2021, Non-local Quantum Gravity Seminar, ENS Lyon (video)

Philipp Höhn, "Perspective-neutral approach to quantum frame covariance", Nov 17 & 30 2020, two-part seminar, Quantum Information Theory Group of ETH Zürich (video part 1, video part 2).

Philipp Höhn, "Problem of time, relational observables and quantum covariance", Oct 7 2020, inaugural talk of the new international seminar series initiative Quantum Gravity Across Approaches (video).