"Where is Martha?" is an insightful professional book that addresses the design of living spaces for people with dementia. It offers a valuable perspective for caregivers, relatives, as well as architects and artists who are dealing with the challenges of dementia. The impressive photographs by Julian Salinas depict everyday, familiar scenes that evoke memories and create a calming atmosphere. Accompanying the images are observations by Karen N. Gerig on various urban neighborhoods and poems by Sybille Ciarloni that explore themes of transience and remembrance. This book is not only a source of inspiration but also a practical guide for creating inviting and supportive environments for people with dementia.