Where a Crown witness's evidence is crucial to the prosecution case and the witness has prior convictions for dishonesty, those convictions are likely to have 'substantial probative value' under s 103 of the Evidence Act 1995 (NSW), particularly when considered together with other matters already established in cross-examination that bear on the witness's credibility. The credibility of a witness whose evidence is decisive of the facts in issue cannot be rigidly separated from the facts in issue themselves.
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