Traditional exorcisms is about getting rid of evil spirits.

 Modern CBT challenging negative automatic beliefs.

Conditional Heuristics offer Shortcuts. 

For example, learned helplessness is the result of people removing or limiting your self-efficacy at one point or another. 

Self-attack is not self-attack, but internalised voices attacking you.

How vulnerable are These heuristics to "misinformation effect"? 

For: 

Misinformation effect itself. Therapist offering guidance can become suggestion.

Auto suggestion.

Against: 

So emotionally high impact.