Yasha's talk for the Cosmological Correlators workshop, September 2020, about the scattering problem in the observable patch of de Sitter space
Mirian's talk for the group meeting: A brief intorduction to orientifold constructions. Part 1 (20/04/2020) and Part 2 (27/04/2020), Zoom
Yasha's plenary talk at ICGAC-IK conference in Seoul, 2017
This is an overview of my research program, aimed at a general physics audience.
A mini-course on higher-spin gravity by Yasha. Perimeter Institute, 2015 (three 1-hour lectures).