Attitudes Leading to Behavioral Change

In social psychology, the link between attitudes and actions is vital for understanding individual behavior. When people hold strong attitudes, particularly about issues related to social or moral values, their willingness to act in accordance with those attitudes can become pronounced. One relevant context is the theory of cognitive dissonance, which posits that when individuals experience a conflict between their attitudes and their actions, they may feel discomfort or dissonance, prompting them to change either their attitudes or their behavior to resolve this inconsistency.

Considering this information, what is the best example that demonstrates how strongly held attitudes can lead to behavior change?