A social network refers to the web of relationships and connections among individuals, groups, communities, and organizations through which people interact, exchange information, provide support, and influence one another. In the context of the origin and development of social work, social networks are important because they help individuals access emotional, social, economic, and practical resources that contribute to their well-being. Social work recognizes that people do not live in isolation; rather, their lives are shaped by family, friends, neighbors, colleagues, community institutions, and voluntary organizations. These networks play a significant role in preventing social problems and promoting social development. Historically, the concept of social networks existed long before it became a formal academic subject. In ancient societies, families, kinship groups, religious institutions, and local communities formed natural support systems. People relied on one another during illness, poverty, disasters, and personal crises. Mutual aid, cooperation, and collective responsibility were the foundation of these early social networks. Such informal systems inspired many principles of modern social work, especially community participation and collective welfare. During the Industrial Revolution, rapid urbanization, migration, and industrialization weakened traditional family and community ties. Many people moved away from their villages to cities in search of employment, resulting in loneliness, poverty, and social isolation. These changing social conditions led to the emergence of organized social work. The Charity Organization Society and the Settlement House Movement recognized that rebuilding social relationships