Epistemic Injustice, explained.
Epistemic injustice concerns wrongs to people in their role as knowers. Testimonial injustice can involve identity prejudice causing a person to receive less credibility than the evidence warrants.
Why it happens
A status label can affect whose report receives attention. Stipulating equal observations and expertise lets the activity ask whether a changed evaluation rests on relevant information or an unsupported stereotype.
Epistemic injustice concerns wrongs to people as knowers. Testimonial injustice can involve a credibility deficit arising from identity prejudice, rather than a relevant difference in evidence or expertise.
Read the result
Rate anonymous witnesses, reveal roles, and rate again. The report and competence check stay identical. A difference in ratings is a prompt to inspect reasons, not sufficient evidence that the reader committed testimonial injustice.
A worked example
An unchanged report with newly visible roles
Both witnesses saw the same valve leak and achieved ten out of ten on the same technical check.
After anonymous ratings, reveal that one is an established manager and the other a new apprentice.
Compare the new ratings with the old ones. Which additional fact about the actual report or relevant expertise justifies any changed credibility?
OPTIONAL DEEPER DETAILGo deeper: inside the model
Inside this model
Both fictional witnesses directly observed the same leak and passed the same ten-of-ten technical check. Rate each anonymously from one to five, reveal established-manager and new-apprentice labels, then rate again. Results report changes and invite scrutiny of relevance; no user is classified as prejudiced.
Where this idea is useful
A practical use
A workplace can miss relevant knowledge if a status stereotype overrides a person's actual evidence.
A common misconception
“Every difference in credibility is an injustice.”
Evidence, relevant competence, reliability, and context can justify differences. Fricker's account specifically examines wrongs involving factors such as identity prejudice, not every disagreement about testimony.
What this explanation leaves out
- Equal expertise is stipulated to isolate labels. Real role information can sometimes be relevant; a changed rating alone does not establish the identity prejudice or structural context discussed by Fricker.
Why make expertise equal by stipulation?
It isolates one possible role-label effect. In real settings, the competence evidence and social context need investigation rather than being assumed equal or irrelevant.
Whose relevant knowledge might your process miss because a role label speaks louder than their evidence?
Associated thinkers
Associations marked provisional are awaiting source review.
Further reading
Explore the original research or the teaching reference behind this experiment.