gwern comments on Mini-review: 'Proving History: Bayes' Theorem and the Quest for the Historical Jesus' - Less Wrong

18 Post author: lukeprog 01 February 2012 07:20PM

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Comment author: gwern 01 November 2012 12:13:07AM 3 points [-]

Overall, it's an interesting book which I regard as basically correct and a fruitful approach for future research, and Richard Carrier is a good guy whose work should be supported.

On the other hand, so far it's not quite as awesome as I was hoping it'd be when I was writing http://www.gwern.net/Death%20Note%20script recently - I think lukeprog was right in this review that Carrier does his case a disservice by trying to expound Bayesian ideas in a New Testament context where, half the point of Bayesian ideas is to point out how useless the evidence is! That's... not a good way to either demonstrate Bayes is good in history nor to convince people of his overarching claims like 'all correct historical inference is Bayesian inference'.

The way to introduce a new paradigm is to start with its successes, where Bayesian methods led to a correct prediction or retrodiction of an issue where decisive evidence surfaced while before the issue was settled, conventional methods were confused, wrong, or underconfident; and then argue that its practical success combined with your philosophical arguments about Bayesian reasoning being the only correct reasoning is a convincing synthesis, maybe then work out verdicts/predictions/retrodictions on a non-controversial area so the experts can see how they like the conclusions, and only then extend it to highly controversial and difficult (scarce or low-quality evidence) material.

I understand how he would come to write it that way since that's what he was paid to do and Biblical material has become his specialty but I can still regret that the outcome wasn't as good as it could've been.

(Copied over my review from GoodReads.)

Comment author: gwern 02 November 2012 03:53:25PM 1 point [-]

Excerpts: chapter 1, 2, 3, 4, 5, 6