Book Review : The Developing Infant: A Guide to Infant Mental Health and Well Being is an accessible, “hands-on practice guide” the author developed from her decades of work in the fields of movement, human development, and psychology. Brook skillfully weaves together her extensive knowledge of somatic psychology, neuroscience, and both physical and social-emotional development in a readable, easy-to-use format designed for caregivers of prenates through 18-month-olds. Brook is clear that she believes this early childhood time period is where societal attention and funding should be focused. She writes