Experimental Test of Facebook Social Drinking Norms on Adolescent Alcohol Use

You may be eligible if

• Must be between 15 and 20 years old
• Must reside within Seattle area
• Must use alcohol at least once in the last 6 months
• Must have valid email address
• Must have active profile on social networking site (Facebook, Instagram and/or Snapchat)
• Regular access to the web or personal mobile phone
• Willing to come to office for the experimental manipulation and post-manipulation assessment.