Criminal law – Prohibited drug – Appeal against conviction – Fresh evidence – Miscarriage of justice – Where appellant convicted of possession of prohibited drug with intent to sell or supply it to another – Where expert witness gave evidence at trial casting doubt on credibility of appellant's testimony – Where expert witness gave evidence in earlier proceedings inconsistent with evidence given in appellant's proceedings – Where earlier inconsistent evidence not disclosed to appellant at trial – Where Court of Appeal of Supreme Court of Western Australia admitted expert witness's earlier inconsistent evidence as fresh evidence but determined that no miscarriage of justice had occurred – Whether miscarriage of justice occurred.
Words and phrases – "credible and cogent", "fresh evidence", "miscarriage of justice", "new evidence", "onus of proof", "significant possibility of acquittal", "yield".
Misuse of Drugs Act 1981 (WA) – ss 6(1)(a), 11(a).
