Mothers Against Drunk Driving
Mothers Against Drunk Driving (MADD) is an American non-profit organization which advocates against drunk driving. The Irving, Texas-based organization was founded on September 5, 1980, in California by Candace Lightner after her 13-year-old daughter, Cari, was killed by a drunk driver.
Source: Wikipedia — Mothers Against Drunk Driving (CC BY-SA 4.0)