Delve into an advanced lecture on the phases of matter in periodically-driven Floquet systems, presented by Norman YAO from UC Berkeley, USA. Explore complex concepts in condensed matter and statistical physics as part of the ICTP series. Gain insights into the behavior of matter under periodic driving forces and expand your understanding of Floquet theory applications in quantum systems. This in-depth, 97-minute presentation offers a comprehensive exploration of the topic, suitable for graduate students and researchers in the field of quantum physics and materials science.