Who: Adults ages 18-60.

About:  Eligible participants must be current cannabis users and frequent drivers to participate in confidential research at Brown University about cannabis and driving behaviors in daily life.

Compensation:   Participants will be compensated up to $340 for completing the study.

Contact: Call 401-863-6614 or email CARstudy@brown.edu with any questions.

[Study Protocol #2012002857]

Follow the link to complete the initial online screening: Screener