Abstract: It Depends – Why and How Philosophy Matters – The Socialization of Epistemology – Political Ontology – Mind, Will, and Choice – Theory, Fact, and Logic – Why and How Psychology Matters – Motivation and Emotion – Social Preferences, Homo Economicus, and Zoon Politikon – Frames and Their Consequences – Memory, Individual and Collective – Why and How Ideas Matter – Detecting Ideas and Their Effects – How Previous Ideas Affect Later Ideas – How Ideas Affect Actions – Mistaken Ideas and Their Effects – Why and How Culture Matters – How to Detect Culture and Its Effects – Race, Ethnicity, Religion – Language, Its Stakes, and Its Effects – The Idea of Political Culture – Why and How History Matters – Historical Knowledge and Evidence – Historical Context and Path Dependence – Does History Repeat? – The Present as History – Why and How Place Matters – Detecting the Significance of Place – Space, Place, and Time – Spaces and Places as Sites and Objects of Politics – Uses of Local Knowledge – Why and How Population Matters – The Politics of Demography – Politics and Mass Immigration – Population Change, Urbanization, and Political Consolidation – Population Composition as an Object of Political Struggle – Why and How Technology Matters – The Gender Politics of Technology – Military Technologies and Politics – Technology as a Site and Object of Politics – Duchamp's Urinal: Who Says What's Rational When Things Get Tough? – The Behavioral Revolution and the Remaking of Comparative Politics

Keywords: context, ethnicity, immigration, political culture, politics, preference, psychology, revolution