Why do so many people feel lonely in a world more connected than ever?
This timely and deeply researched book explores the silent epidemic of loneliness—one of the most pressing and complex social and public health issues of the 21st century.

Spanning psychology, neuroscience, sociology, spirituality, and urban design, this comprehensive volume unravels the roots and consequences of loneliness at every stage of life. Drawing on hundreds of academic studies, real-life stories, and global interventions, it guides readers through the multifaceted dimensions of isolation—from childhood neglect and digital alienation to cultural stigma and disconnection from the elderly.