International relations 11,078 Intellectual life 8,958 Influence 7,029 Indians of North America 5,565 In literature 5,237 Islam 3,585 International economic relations 3,300 Information storage and retrieval systems 2,757 Immigrants 2,583 Information Storage and Retrieval 2,388 International cooperation 2,363 Information technology 2,036 Influence (Literary, artistic, etc.) 1,838 International law 1,757 Industries 1,752 Imperialism 1,547 Information theory 1,523 Innovation and Technology Management 1,484 Identity 1,418 IT Operations 1,395 Industrial organization 1,362 Internet 1,315 Interpersonal relations 1,314 International finance 1,230 Internal medicine 1,182 International business enterprises 1,181 Industrial management 1,160 Image processing—Digital techniques 1,146 Internal Medicine 1,119 IT in Business 1,108 Industrial engineering 1,041 Identity (Psychology) 1,031 International trade 1,002 Industrial policy 985 Instruction and study 985 Islam and politics 984 Indians of South America 967 Indigenous peoples 962 Immunology 949 Industrial and Production Engineering 944 Italian literature 938 Intercultural communication 937 Investments 937 Industrial relations 935 Information technology—Management 895 Intellectuals 839 Instructional Psychology 837 International economic integration 799 Industrial Chemistry 759 Indians of Mexico 748 Iraq War, 2003-2011 735 Income distribution 734 International and Comparative Education 727 International education  727 Industrial Management 720 Investments, Foreign 718 Internet programming 648 Identity (Philosophical concept) 636 Imperialism in literature 625 Intelligence service 607 Indians 585 In motion pictures 563 Irish authors 551 Interfaith relations 530 International organization 518 Intensive Care Medicine 509 Indian art 493 Italian language 488 Intellectual property 482 Interpersonal communication 478 Illumination of books and manuscripts 475 In art 457 Identity (Psychology) in literature 446 Information society 446 Islamic fundamentalism 442 Ideology 427 Islam and state 417 Insects 415 International Economics 414 Interior decoration 406 Investigation 404 Imprisonment 402 Intellect 400 Internet marketing 397 Indians in literature 386 Infrastructure (Economics) 383 Individualism 382 Industrial Organization 378 Insurgency 377 Italian poetry 374 Impressionism (Art) 372 Indians, Treatment of 370 Industrial safety 360 Identification 359 Internal security 356 Inclusive education 348 Indian authors 346 Inheritance and succession 342 Industrial microbiology 339 Industrialization 338