Sanctuary offers a vital and heartwarming introduction to social activism and the issue of homelessness through the lens of a pioneering figure, Kip Tiernan. The book recounts Tiernan's journey to establish Rosie's Place in Boston, the first shelter dedicated to women experiencing homelessness. It handles the sensitive topic of homelessness by focusing on the solution and the dignity provided by Rosie's Place, rather than dwelling on the hardships in a way that would be overwhelming for young readers. The emotional arc is one of recognition of a problem, followed by determined action and ultimately, hopeful success and community building. This book is specifically for children who are beginning to ask questions about fairness, poverty, and how people help each other. A parent might reach for this when their child notices someone experiencing homelessness, or when they are looking for stories about real-life heroes who made a difference. Parents should be prepared to discuss what homelessness means and how shelters like Rosie's Place offer support. Younger children (4-7) will grasp the core message of kindness and helping, while older children (8-11) can delve deeper into the historical context of social change and the challenges of activism. What sets this book apart is its specific focus on women's homelessness and the groundbreaking nature of Rosie's Place, offering a unique historical perspective on social welfare efforts.