Set the constraint: what conclusions would you not accept?
Pre-define which conclusions would be embarrassing, then monitor whether your reasoning is steering away from them.
Key takeaways
- What it is: Pre-define which conclusions would be embarrassing, then monitor whether your reasoning is steering away from them.
- Why it works: Kunda’s model specifies that motivated reasoning operates under a "subjective validity" constraint: people accept only conclusions they can justify to themselves. Making the desired conclusion explicit — especially the conclusions you would find embarrassing if you reached them — gives you a reference point against which to evaluate whether your reasoning is being steered. You are essentially building an internal watchdog by naming what the watchdog should look for.
- Evidence: Plausible mechanism, limited direct outcome data.
- Avoid: Listing the embarrassing conclusions after you have already done the analysis, at which point your memory of the reasoning process will be selectively filtered to look more objective than it was.
Why it works
Kunda’s model specifies that motivated reasoning operates under a "subjective validity" constraint: people accept only conclusions they can justify to themselves. Making the desired conclusion explicit — especially the conclusions you would find embarrassing if you reached them — gives you a reference point against which to evaluate whether your reasoning is being steered. You are essentially building an internal watchdog by naming what the watchdog should look for.
How to do it
- 1Before analyzing a question, list the two or three conclusions you would most prefer not to reach.
- 2Note them and set them aside while you do the actual analysis.
- 3After reaching a conclusion, check: is this one of the embarrassing ones? If it is, was your reasoning as rigorous as it would have been otherwise?
What the evidence says
MechanisticConsistent with Kunda’s model, which formally accounts for the subjective validity constraint as part of the motivated reasoning mechanism.
Honest caveat: This is a derived heuristic from the theoretical model rather than a separately tested debiasing technique.
- — Kunda (1990), "The case for motivated reasoning," Psychological Bulletin
Common mistake
Listing the embarrassing conclusions after you have already done the analysis, at which point your memory of the reasoning process will be selectively filtered to look more objective than it was.
IX Coach asks you to pre-register the conclusions you most want to avoid before walking through a difficult decision — making the motivated-reasoning risk visible before it has time to operate.
Practice this with IX Coach →