This is why scientists and laypeople alike should always use multiple indicators when inferring attitudes. Because attitudes are enduring and dispositional, they must be stored somewhere, and the specific indicators of the attitude must be caused by something. These opinions became more strongly held attitudes, as tested one week later.
More heritable attitudes are harder to change, and they are more quickly activateable.
In response to these doubts, researchers studied the conditions under which attitudes do predict behavior. Assessment of multiple indicators improves prediction. Joko Beck, Everyday Zen . Channel factors vs. counteracting forces .