ZC_3_14 — Globalization: Flows, Frictions, and Fragmentation

Globalization refers to the intensification of worldwide social, economic, political, and cultural interconnections — the increasing flow of capital, goods, services, people, ideas, information, and cultural forms across

ZC_3_00 — Work Economy Politics: Subfolder Summary

ZC_3_16 — The Gig Economy: Labor, Platforms, and Precarity

The gig economy — defined as a labor market characterized by short-term, task-based, platform-mediated work rather than permanent employment — has grown from a marginal phenomenon to a significant sector of advanced econ

ZC_3_15 — Political Economy: Capitalism, Labor, and Institutional Structure

Political economy studies the interrelationship between political power and economic processes — how states, markets, classes, institutions, and ideologies shape the production, distribution, and consumption of wealth. T

ZC_3_03 — Sociology of Work and Labor

Sociology of work examines how labor is organized, experienced, and transformed by economic, technological, and social forces. Karl Marx argued that under capitalism, workers experience alienation — estrangement from the

ZC_0_00 — Social Science & Anthropology: Section Summary

ZC_5_08 — Development Studies: Modernization, Dependency, and Post-Development

Development studies is an interdisciplinary field examining the economic, social, political, and cultural processes by which societies become "developed" — and critically interrogating what "development" means, who defin

ZC_4_12 — Economic Anthropology: Exchange, Reciprocity, and Value

Economic anthropology examines how human societies produce, distribute, and consume material goods and services — and how economic behavior is embedded in social relations, cultural meanings, kinship obligations, politic

ZC_2_18 — Societal Collapse — Tainter's Complexity Theory

Joseph Tainter's The Collapse of Complex Societies (1988) proposed one of the most influential theoretical frameworks for understanding why civilizations fail: societies collapse when the marginal returns on increasing c

ZC_2_12 — Social Stratification and Class

Social stratification refers to the ranking of individuals and groups in hierarchies of wealth, power, and prestige. The two foundational approaches are Karl Marx (1818–1883) — class is defined by relationship to the mea

G_2_07 — Power Laws, Scale-Free Networks, and Ancient Systems

A power law is a mathematical relationship of the form $P(x) \propto x^{-\alpha}$ in which the frequency of an event is inversely proportional to some power of its size — meaning that small events are extremely common, l

G_2_00 — Analytical Computational: Subfolder Summary

T_5_22 — Heuristics & Cognitive Biases: Systematic Errors in Human Judgment

Heuristics are mental shortcuts that enable fast, efficient decision-making under conditions of uncertainty — and cognitive biases are the systematic errors that result when those shortcuts misfire. The heuristics-and-bi

ZD_3_13 — Cloud Computing: Virtualization, Services, and Distributed Infrastructure

Cloud computing is the delivery of computing resources — servers, storage, databases, networking, software, analytics, and intelligence — over the Internet ("the cloud") on a pay-as-you-go basis, transforming computing f

ZD_5_09 — Open Source: Free Software, Collaborative Development, and Commons-Based Production

Open source software (OSS) is software whose source code is publicly available, can be freely used, modified, and redistributed under licenses that preserve these freedoms. Open source is one of the most consequential mo

ZD_4_07 — Human-Computer Interaction

Human-Computer Interaction (HCI) studies how people interact with computers and designs systems that are effective, efficient, and satisfying to use. HCI draws on computer science, cognitive psychology, design, and ergon

L_1_15 — Out of Africa Alternatives: Multiregional, Assimilation, and Southern Dispersal Models

The origin and dispersal of anatomically modern humans (Homo sapiens) remains one of the most actively debated topics in paleoanthropology. The dominant model — the Recent African Origin (RAO) or "Out of Africa" hypothes

L_4_00 — Methods Ancient DNA: Subfolder Summary

L_4_09 — Selective Sweeps and Positive Selection in Humans

A selective sweep occurs when a beneficial allele rises rapidly in frequency under positive natural selection, carrying nearby linked variants along with it (genetic hitchhiking) and reducing genetic variation across the

L_4_10 — Sex Chromosome Evolution

Sex chromosomes — the genetic elements that determine biological sex in many organisms — represent one of the most remarkable stories in genome evolution. In mammals, the XX/XY system prevails: females have two X chromos