Transcript What is HIV/AIDS?

What makes people change their
behavior?
Behavior change theories / models:
1. The Stages of Change Model
2. The Diffusion of Ideas Model
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Stages of Change Model
Behavior change is not a single event, but rather
a process through which a person moves:
• Pre-contemplation
• Contemplation
• Preparation
• Action
• Maintenance
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Diffusion of Ideas Model
People are more likely to adopt a new behavior
when someone they respect or admire endorses
the behavior:
• Opinion leaders influence an initial group
• New social norm is established
• Rest of community follows
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