The document discusses several theories of media effects:
- Hypodermic needle theory sees audiences as passive and unable to resist media messages.
- Uses and gratifications theory sees audiences as active and making deliberate choices in their media interactions. It identifies four uses: surveillance, diversion, personal identity, and personal relationships.
- Cultivation theory argues that media messages have long-term effects by repetition and influence audiences' views over time.
- Reception theory focuses on how audiences interpret and make their own meanings from media texts, seeing audiences as active rather than passive.