Robo-Grandchildren: Technology and Care in an Aging World explores the intersection of aging, loneliness, and artificial companionship in the modern era. Drawing on real-world innovations in South Korea, Japan, and Europe, this book examines how AI-powered companions-like the Hyodol robot-are helping seniors live safer, more engaged lives while highlighting the ethical, social, and environmental challenges that accompany technology-driven care.Readers will discover: How social isolation impacts mental and physical health among older adultsThe benefits-and limits-of AI companions for emotional support and safetyEthical dilemmas surrounding autonomy, privacy, and emotional dependencyHidden vulnerabilities of seniors living alone, from environmental risks to climate changeStrategies for integrating technology with human care, community networks, and policyA timely and insightful guide for caregivers, policymakers, designers, and anyone interested in the future of eldercare, Robo-Grandchildren reveals the promise and responsibility of technology in supporting a rapidly aging world.