Substance use is a leading cause of preventable morbidity and mortality; it is in large part why, among 17 high-income nations, people in the U.S. have the highest probability of dying by age 50. Substance use is also an important contributor to many social ills including child and spouse abuse, violence more generally, theft, suicide, and more;…

The present volume presents new 2017 findings from the U.S. national Monitoring the Future (MTF) follow-up study concerning substance use among the nation's college students and adults from ages 19 through 55. The authors report 2017 prevalence estimates on numerous illicit and licit substances, examine how substance use differs across this age…

The purpose of this quantitative study was to investigate the relationship between a computer-based learning (CBL) method and academic performance, controlling for independent, non-academic and academic confounding, variables of high school GPA, college GPA, marital status, number of dependents, age, gender, race, level of education, and semester…

Pathways through college vary by sex in ways that may contribute to the contemporary male-female gap in college graduation that favors women. Although past research has documented sex differences in college pathways, little research has investigated the underlying causes of this variation. Using data from the National Education Longitudinal Study,…