and 8.7%, respectively, in the NESARC to 47.7%, 22.1%, and 14.2%, respectively, in the NESARC-III (R.B.G, unpublished data, February 2015). Thus, emerging adulthood is becoming an increasingly vulnerable period for AUD onset. Given the potential effect of young-adult AUD on long-term employment prospects in a changing economy and the risk for young-adult alcohol-related mortality, the increases suggest an urgent need to develop and implement more effective prevention and intervention efforts.