This book discusses the cutting-edge intersection of Immersive Virtual Reality (IVR) and research on building occupants. It presents an innovative way of using IVR to revolutionise the comprehension of human-dimension responses to indoor built environments. A robust, innovative, and sequential protocol is defined and validated with a Virtual Environment against a real-world counterpart to provide readers with methodological approaches suitable for carrying out rigorous experimental research in building occupant research. This comprehensive guide provides also practical applications of the...