Throwing dice gets to the truth about killing leopards

Have you killed a leopard in the past year? In South Africa the wrong reply could mean prison and a hefty fine, so it's tough to get honest answers from the nation's ranchers. But now conservation biologists have borrowed a trick from public health research to get closer to the truth without having to ask such touchy questions – which could help protect wildlife. viaThrowing dice gets to the truth about killing leopards - life - 29 July 2011 - New Scientist.