• Publications
  • Influence
Using Smartphones to Collect Behavioral Data in Psychological Science
Smartphones now offer the promise of collecting behavioral data unobtrusively, in situ, as it unfolds in the course of daily life. Expand
  • 201
  • 14
  • PDF
The brief aggression questionnaire: psychometric and behavioral evidence for an efficient measure of trait aggression.
A key problem facing aggression research is how to measure individual differences in aggression accurately and efficiently without sacrificing reliability or validity. Researchers are increasinglyExpand
  • 94
  • 10
  • PDF
The Dark Triad and risk behavior
Abstract The Dark Triad traits—Machiavellianism, narcissism, and psychopathy—are theorized to facilitate short-term, exploitative social tactics. Thus, the Dark Triad traits should be positivelyExpand
  • 144
  • 9
Online survey characterizing vaporizer use among cannabis users.
BACKGROUND Along with changes in cannabis laws in the United States and other countries, new products for consuming cannabis are emerging, with unclear public health implications. Vaporizing orExpand
  • 79
  • 6
Smoking, vaping, eating: Is legalization impacting the way people use cannabis?
BACKGROUND In the context of the shifting legal landscape of medical cannabis, different methods of cannabis administration have important public health implications. How medical marijuana laws (MML)Expand
  • 111
  • 5
A Life History Theory of Father Absence and Menarche: A Meta-Analysis
Is the absence of biological fathers related to their daughters' earlier age at menarche? Drawing on evolutionary psychology and life history theory, prior research has suggested such a relationshipExpand
  • 91
  • 4
Comparative Effectiveness of Web-Based vs. Educator-Delivered HIV Prevention for Adolescent Substance Users: A Randomized, Controlled Trial.
BACKGROUND Young people who engage in substance use are at risk for becoming infected with HIV and diseases with similar transmission dynamics. Effective disease prevention programs delivered byExpand
  • 18
  • 4
Does lacking threat-management resources increase information avoidance? A multi-sample, multi-method investigation
Are people who lack personal and interpersonal resources are more likely to avoid learning potentially threatening information? We conducted four studies assessing three different populationsExpand
  • 30
  • 3
Wired to Connect: Evolutionary Psychology and Social Networks
Social networks dominate modern life. Social networks have always existed and have been around in nonelectronic forms throughout the entirety of our species' history. It is only recently that theExpand
  • 29
  • 3
Identifying substance use risk based on deep neural networks and Instagram social media data
We developed a deep-learning method to automatically classify individuals' risk for alcohol, tobacco, and drug use based on the content from their Instagram profiles. Expand
  • 31
  • 1