Forensic practitioners not only recover and analyse evidence, but they also present and interpret its meaning to investigators, lawyers, and, ultimately, to the jury. Being a sound analyst is of course a fundamental requirement, but practitioners must also be able to communicate with clarity their findings and professional opinion to the non-specialists. — Evidence is blind and cannot speak for itself, so it needs an interpreter to explain what it does or might mean and why it is important to the case, among other things. A good comparison is raw statistics, without the help of a statistician it is virtually impossible to make…