Marijuana use among U.S. college students is the highest since the mid-1980s. Because knowledge about marijuana and confidence in the knowledge are related to changing marijuana laws and marijuana-related messages ubiquitous in college students' information environment, we examined their relationships with use. The Structural Equation Modeling…

The measurement of sensation seeking has been mired in controversy since Zukerman defined it. The sensation seeking personality trait (SSPT) eliminates many of the psychometric issues found in previous scales and may allow researchers to better understand the role of sensation seeking in the engagement in health risk behaviors.