Book excerpt: First published in 1999, this book presents a fresh and diverse set of perspectives representing key directions of research and practice in the field of environmental design research. Leading researchers in various areas of person-environment research, such as privacy, children’s environment, post-occupancy evaluation, environmental cognition, environmental aesthetics, crime prevention, housing and environmental protection and environmental design present what they consider their best work. The book argues for the value of a multi-disciplinary and interdisciplinary approach to problem-solving and outlines many important directions for methods, research and practice.