Social structures are patterns of relationships between individuals and groups. Structures can be formal or informal, including family, religion, and economy. Social structures are constantly evolving based on historical events
Social institutions are organizations or systems of organizations with embedded roles. Institutions consist of structure, function, culture and sanctions. Institutions are typically trans-generational and central to society
Society viewed as interconnected parts designed to meet individual needs. Herbert Spencer compared society to human body's organs. Social institutions include government, education, family, healthcare, religion, and economy
Clubs existed in all ancient states, from Greek clubs to modern associations. First English clubs were informal gatherings for dining and drinking. Coffee houses became originals of modern clubhouses in 17th century. Clubs evolved from temporary gatherings to permanent institutions
Bohemian Club founded in 1872 as elite social gathering for artists and writers. Club grew from 100 members to 31% of San Francisco Social Register by 1907. Grove encampment began in 1873 with Sausalito visits, expanded to 2,700 acres by 1944
NGOs are independent social and political organizations. US Department of State estimates 1.5 million NGOs in 2021