Education 326 Dissertations, Academic (Ph.D) 163 Thesis (Ph.D)-Education 130 India 72 History 55 Finance 48 Tribes 46 Untouchables 43 Agriculture 40 Rural development 40 Education, Higher 38 Educational psychology 38 Teaching 38 Communication 37 Industries 37 Population 37 Scheduled tribes 37 Special education 37 Tourist trade 37 Language and literature 36 Non-governmental organizations 36 Politics and government 36 Transportation 36 United States 36 Wildlife management 36 Urbanization 35 Early childhood education 32 Inclusive education 30 Educational technology 26 Learning 26