RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.
2,604 results for "79 CE eruption" — page 48 of 131
ZC_1_07 — Behavioral Economics — Nudge Theory & Decision-Making
Behavioral economics integrates psychological insights into economic models of human decision-making, challenging the neoclassical assumption of perfectly rational "Homo economicus" and documenting systematic deviations
ZC_1_14 — Social Media Psychology
Social media usage is now near-universal among adolescents and young adults in developed nations (95% of US teens, Pew 2023), making its psychological effects one of the most debated topics in contemporary psychology. Th
ZC_1_04 — Crowd Psychology & Mass Movements
Crowd psychology — the study of how individuals behave differently when part of a large group — has been a central concern of social science since Gustave Le Bon's The Crowd (1895), one of the most influential and contro
ZC_1_11 — Psychology of Time
The psychology of time encompasses how humans perceive duration, orient themselves across past-present-future, and how temporal cognition influences decision-making, memory, motivation, and well-being.
ZC_1_06 — Social Identity & Group Dynamics — Tajfel, Sherif
Social identity theory and its predecessor, realistic conflict theory, provide the dominant scientific frameworks for understanding how humans form group identities and how intergroup conflict arises.
ZC_4_06 — Foucault — Power, Discourse, and Knowledge Control
Michel Foucault (1926–1984) — French philosopher, historian, and social theorist — is one of the most cited scholars in the humanities and social sciences, and his analyses of power, knowledge, and discourse have transfo
ZC_4_07 — Childhood and the Anthropology of Growing Up
The anthropology of childhood — the cross-cultural study of how children are conceived of, raised, taught, disciplined, initiated, and transformed into culturally competent adults — challenges the assumption that childho
ZC_4_02 — Kinship Systems and Social Organization Across Cultures
Kinship — the system of social relationships and categories through which human societies classify relatives, define obligations, regulate marriage, organize inheritance, and structure political authority — is the founda
ZC_4_22 — Urban Anthropology & City as Culture
Urban anthropology — the ethnographic study of life in cities — has grown from a marginal subfield to one of the most vital areas in contemporary social science as humanity has become a predominantly urban species: since
ZC_4_04 — Medical Anthropology — Culture, Healing, and the Body
Medical anthropology — the study of how health, illness, healing, and the body are experienced, understood, and managed across cultures — is one of anthropology's most productive subfields, bridging biological and social
ZC_4_01 — Gift Economy and Reciprocity
The gift economy — a system of exchange in which goods and services are transferred without explicit agreement for immediate return, yet create bonds of obligation, reciprocity, and social hierarchy — has been one of the
ZC_4_03 — Ethnomusicology — Music as Social Phenomenon
Ethnomusicology — the study of music in its cultural context, or more precisely, the study of music as culture and culture as expressed through music — emerged in the mid-20th century from the older discipline of "compar
ZC_2_06 — Urban Sociology and City Planning
Urban sociology examines the social life, structures, and problems of cities, while city planning addresses the intentional design of urban spaces. By 2007, more than half of humanity lived in cities for the first time i
ZC_2_17 — Institutional Change Theory: How Organizations, States, and Systems Transform
Institutional change theory — the study of how formal and informal rules, norms, and organizations originate, persist, transform, and collapse — is central to understanding political, economic, and social development. Th
ZC_2_13 — Economic Sociology and Markets
Economic sociology examines how social structures, institutions, and cultural meanings shape economic life — rejecting the neoclassical assumption that markets operate according to purely rational, self-interested calcul
ZC_2_01 — Propaganda, Persuasion, and Information Warfare
Propaganda and persuasion studies span rhetoric, psychology, political science, and media studies. From Edward Bernays's Freudian public relations (1928) and Walter Lippmann's manufactured consent (1922), through Goebbel
ZC_2_03 — Intergenerational & Collective Trauma
Intergenerational trauma refers to the transmission of traumatic effects from one generation to the next — a phenomenon observed across populations including Holocaust survivor families, Indigenous communities subjected
ZC_2_08 — Demography and Population Studies
Demography is the scientific study of human population — its size, structure, distribution, and change through births, deaths, and migration. World population reached ~8 billion in November 2022 (UN), having grown from ~
ZC_2_14 — Sociology of the Family
Sociology of the family examines how families are structured, how they function as social institutions, and how they have transformed historically. Talcott Parsons (1955) theorized the mid-20th-century American nuclear f
ZC_2_02 — Collective Memory and Cultural Transmission of Myth
Collective memory — the shared pool of knowledge and information held by a group — is the mechanism by which myths, traditions, and historical narratives are transmitted across generations. This document surveys the scho
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