Explore the third lecture in a series on SYK (Sachdev-Ye-Kitaev) models, focusing on entanglement, non-equilibrium dynamics, and thermalization. Delve into advanced topics in quantum information theory and many-body physics as part of the "Quantum Information, Quantum Field Theory and Gravity" program at the International Centre for Theoretical Sciences. Gain insights from expert speaker Sumilan Bannerjee over the course of 1 hour and 22 minutes. Examine the intersection of quantum gravity, quantum information theory, and many-body physics, with particular emphasis on the AdS/CFT correspondence and its implications for spacetime emergence and quantum information dynamics. Investigate how concepts from quantum information theory are applied to long-standing problems in quantum gravity and how black hole physics informs our understanding of information scrambling in chaotic quantum systems.