RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

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.

1,519 results for "grade 2" — page 45 of 76

ZC_2_15 Verified Social Science

ZC_2_15 — Media Studies and Communication Theory

Media studies and communication theory examine how media technologies and institutions produce, distribute, and shape public meaning. Marshall McLuhan (Understanding Media, 1964) argued "the medium is the message" — the

media studies communication theory McLuhan mass media agenda setting framing
ZC_2_16 Verified Social Science

ZC_2_16 — Social Capital

Social capital — the networks of relationships, norms of reciprocity, and trust that facilitate collective action and cooperation within and between groups — emerged as one of the most influential and contested concepts

social capital Bourdieu Coleman Putnam bonding capital bridging capital
ZC_2_01 Verified Social Science

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

propaganda persuasion Edward Bernays Walter Lippmann manufactured consent Goebbels
ZC_2_00 Social Science

ZC_2_00 — Sociology Institutions: Subfolder Summary

ZC_2_03 Verified Social Science

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

intergenerational trauma historical trauma epigenetic inheritance collective trauma van der Kolk Yehuda
ZC_2_20 Credible Social Science

ZC_2_20 — Social Capital Theory — Putnam

Social capital — the networks of relationships, norms of reciprocity, and trust that facilitate cooperation among individuals and groups — became one of the most influential and contested concepts in social science follo

social capital Robert Putnam bowling alone civic engagement trust social networks
ZC_2_08 Verified Social Science

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 ~

demography population demographic transition fertility mortality aging
ZC_2_07 Verified Social Science

ZC_2_07 — Sociology of Health and Illness

Medical sociology (or the sociology of health and illness) examines how social structures, institutions, and relationships shape health outcomes, health behaviors, and the organization of healthcare. Foundational concept

medical sociology social determinants of health health disparities sick role Parsons medicalization
ZC_2_19 Credible Social Science

ZC_2_19 — World-Systems Theory — Wallerstein

World-systems theory, developed by Immanuel Wallerstein (1930–2019) beginning with The Modern World-System I (1974), provides a macro-sociological framework for understanding global inequality, economic development, and

world-systems theory Immanuel Wallerstein core periphery semi-periphery dependency theory capitalist world-economy
ZC_2_11 Verified Social Science

ZC_2_11 — Sociology of Religion

The sociology of religion examines religion as a social phenomenon — how religious beliefs, practices, and institutions shape and are shaped by social structures. Foundational approaches: Émile Durkheim (The Elementary F

sociology of religion secularization sacred profane Durkheim Weber
ZC_2_05 Verified Social Science

ZC_2_05 — Criminology and Deviance

Criminology studies the nature, causes, consequences, and control of criminal behavior, while deviance encompasses behavior that violates social norms, whether or not it is legally criminal. Classical theories: Émile Dur

criminology deviance crime labeling theory strain theory social disorganization
ZC_2_14 Verified Social Science

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

family marriage kinship divorce nuclear family extended family
ZC_2_02 Verified Social Science

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

collective memory cultural memory oral tradition transmission Halbwachs Assmann
G_4_22 Verified Modern Frameworks

G_4_22 — Emergence and Self-Organization: From Physics to Biology

Emergence — the appearance of macroscopic properties that are not reducible to the behavior of individual components — is one of the most important and contested concepts in modern science and philosophy. From Bénard con

emergence self-organization complexity nonlinear dynamics dissipative structures autopoiesis
G_4_27 Verified Modern Frameworks

G_4_27 — Schumann Resonance and Human Physiology: Evidence Assessment

The Schumann resonance — a global electromagnetic phenomenon at ~7.83 Hz fundamental and harmonics ~14.3, 20.8, 27.3, 33.8 Hz — is real, well-measured, and physically explained by lightning-driven oscillations in the Ear

Schumann resonance ELF electromagnetic ionospheric cavity geomagnetic brain entrainment 7.83 Hz
G_4_02 Credible Modern Frameworks

G_4_02 — Astrology as Historical Force and Political Tool

Astrology — the interpretation of celestial positions as meaningful for human affairs — is distinct from archaeoastronomy (→ [D_5_08](../../D_Sites_and_Artifacts/D5_Sacred_Geometry_Art_Symbolism/D_5_08_Archaeoastronomy_S

astrology horoscope natal chart zodiac planetary influence Babylonian astrology
G_4_21 Verified Modern Frameworks

G_4_21 — Archaeogenomics: Ancient DNA and the Reconstruction of Human History

Archaeogenomics — the extraction, sequencing, and analysis of DNA from ancient biological remains — has revolutionized understanding of human migration, admixture, and population history since Svante Pääbo's pioneering w

archaeogenomics ancient DNA aDNA Svante Pääbo David Reich paleogenomics
G_4_23 Credible Modern Frameworks

G_4_23 — Technological Singularity Theories

The technological singularity hypothesis proposes that the creation of artificial superintelligence (ASI) — defined as machine intelligence surpassing all human cognitive capabilities — will trigger an "intelligence expl

singularity superintelligence intelligence explosion Kurzweil Vinge exponential growth
G_4_25 Verified Modern Frameworks

G_4_25 — Space Settlement and Interplanetary Civilization

Space settlement theory addresses the technical, biological, and sociological requirements for establishing permanent self-sustaining human communities beyond Earth. The modern framework was established by physicist Gera

space settlement Mars colonization O'Neill cylinder space habitat Kardashev scale terraforming
G_4_24 Credible Modern Frameworks

G_4_24 — Post-Scarcity Economics and Resource-Based Models

Post-scarcity economics addresses the theoretical conditions under which advanced automation, AI, and energy abundance could eliminate material scarcity as the organizing principle of economic life. The concept has deep

post-scarcity abundance automation universal basic income resource-based economy Keynes