Subject
Current affairs
Documentary films
10
Economic development
Enthnology
Social sciences
Business
9
Americans
7
History
6
History, Modern
6
Foreign study
5
Health
4
Sociology
4
Ethnicity
3
Science
3
Capitalism
2
Environmental sciences
2
Medicine
2
Agriculture
1
Computer science
1
Criminal law
1
Digital communications
1
Education
1
Educational films
1
Environment
1
Food industry and trade
1
Gender identity
1
Human rights
1
Indigenous peoples
1
Journalism
1
Nursing
1
Physics
1
Racism
1
Social action
1
Women's studies
1