• 11 Videos, Slides, Films

• 11 Collective behavior
• 11 Psychology
• 11 Social change
• 10 Sociology
• 7 Communication
• 6 Mass media
• 6 Study and teaching
• 1 Environmental sciences
• 1 Land use
• 1 Mass media--Study and teaching
• 1 Natural resources
• 1 Water use
• 1 Water-supply

• 11 Films Media Group
• 11 Infobase
• 6 Kindling Group (Firm)
• 1 Discovery Education (Firm)
• 1 First Pond Entertainment (Firm)
• 1 Philip Zimbardo (Firm)
• 1 Scorpion TV (Firm)
• 1 Sideways Film (Firm)

• 10 English
• 1 Unknown

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