Russell Callaghan , University of Northern British Columbia (image) University of Northern British Columbia Share Print E-Mail Caption A recent study authored by Dr. Russell Callaghan demonstrates the significant effect drinking age laws can have on youth mortality rates. The findings were published in the international journal Drug and Alcohol Dependence. Credit Photo courtesy of University of Northern British Columbia Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.