The aging of the world’s population has brought with it a set of challenges. Baby boomers in the Western world, who have lived through several cycles of change, are about to experience another transformation — the automation of in-home geriatric care. Equipping a home with interconnected gadgets and with robots that incorporate artificial intelligence seems increasingly possible. Such devices, connected to a wireless network and the Internet, can observe, communicate, and also assist caregivers, providing support to an elderly person as they age in their own home. These technologies have...