W v The Queen - SC 98/2011

Criminal Appeal – Sexual Offences – Evidence Act 2006 – Appeal against conviction  – Whether Court of Appeal wrong to uphold admission at trial of expert evidence relating to “counterintuitive” evidence given by child abuse victims– Whether expert evidence met “ substantially helpful” test under s 25 Evidence Act – Whether evidence used in an inappropriately diagnostic way at trial – Whether linking by prosecutor in closing address of expert evidence with circumstances of particular complainant led to unfair trial.[2011] NZCA 191  CA 51/2009