Excessive drinking on college campuses has been investigated extensively in psychological literature. While some studies suggest that business students are consuming alcohol at higher rates than students in other majors, there is a lack of research exploring mechanisms that account for this consumption difference. The focus of this study was to determine to what extent the following variables mediated the relationship between choice of major and drinking behavior: drinking motives, perceived drinking norms for that major, primary psychopathy, and sensation seeking. A total of 169 undergraduate students completed survey packets assessing the following: alcohol consumption (e.g., binge drinking frequency, drinking frequency, and drinking prob...