Tag Archives: Catty

Justifying our Decisions: Great for Plausible Deniability, not so Great for Medical Diagnosis

Sadly, Larry had always approached from the side that wasn't posted and a natural treasure was destroyed before anyone could react

Sadly, Larry had always approached from the side that wasn’t posted and a natural treasure was destroyed before anyone could react

I am looking at the idea of “justification” as discussed separately by Kenneth R Hammond, Jonathan Haidt, and Steve Catty and Jamin Halberstadt.

Ken Hammond created the JDM metatheory dichotomy of coherence and correspondence.  Coherence tests decisions on rationality while correspondence tests decisions on empirical accuracy.  Coherence advocates start with the mind of the decision maker.  In examining rationality of judgment, the main criterion is consistency.  Bayes’ theorem is the model for mathematical coherence of decision making. Coherence focuses on justification.  It describes departures from “ought” coherence.

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