We all want to reduce drug-related harm and ensure young people don’t take unnecessary risks. But decades of research shows fear isn’t an effective way to do this.This week, Newscorp Australia released The Ripple Effect, a series of articles and accompanying videos about party drugs, aimed at parents of young people.Rather than drawing on the science about reducing harm, the series overstates the nation’s drug problem and the likelihood of problems from taking MDMA (ecstasy). And it’s likely to scare the wits out of parents of teens.So, what do parents really need to know about party drugs?