Prof. Jong-Moon Chung published the book titled 『Emerging Metaverse XR and Video Multimedia Technologies』 in December of 2022 at Apress© based on an invitation from the Springer Nature publisher. This book introduces the core technologies that enable Metaverse XR (eXtended Reality) services and advanced video multimedia streaming services. eBook ISBN: 978-1-4842-8928-0 / Print ISBN: 978-1-4842-8927-3