“Disability Across the Developmental Lifespan: An Introduction for the Helping Professions” by Julie Smart is a comprehensive textbook aimed at educating professionals in the fields of education, psychology, and social science. This new edition, published by Springer Publishing Company in 2019, covers various topics related to disability, including pediatrics, psychotherapy, and counseling. With 506 pages, this trade paperback is a valuable resource for those seeking to deepen their understanding of disabilities across different stages of life.