Study: Mandatory Ignition Interlocks Have Proven Effective in Keeping Roads Safe
While it may seem hard to believe, it's now been nearly 25 years since the 50 states first began passing laws calling for mandatory ignition interlocks, the breathalyzer-like devices that prevent a vehicle from starting if alcohol is detected in the driver's breath. Given this rather substantial passage of time, the question naturally arises as to just how effective these mandatory ignition interlocks have proven in preventing fatal drunk driving accidents on U.S. roads and highways. As it turns out, there was no real answer to this question until just last month. Indeed, a first-of-its-kind study published in the January edition of the American Journal of Preventative Medicine by experts from Johns Hopkins Center for Mental Health and Addiction Policy Research has shed some much-needed light on this topic. After examining trends in fatal car accidents involving alcohol from 1982 to 2013, and accounting for certain developments in traffic safety laws, the…