Explore nonperturbative bulk reconstruction in quantum gravity through this comprehensive lecture by Daniel Jafferis. Delve into intricate topics such as entanglement reconstruction, the degree slider theorem, and the black hole information paradox. Examine linear operators, corrections, and long-time evolution in various quantum states. Investigate the Euclidean path integral and its role in understanding intrinsic metrics. Gain insights into the fundamental aspects of bulk reconstruction and its implications for quantum information in gravitational systems.