Thank you for participating in this study!
​Your participation is vital to our efforts to learn about what impacts California's marijuana policies have on young adult use of marijuana and other drugs.

​Check out where in LA County our participants are from!

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See how your contributions are impacting our project!

Visit our FAQs page for frequently asked questions

If you are a participant in this study and your contact information has changed or you have a question about anything study-related, please contact [email protected] and a member of our team will get back to you as soon as possible.  If you do not hear from us within 48 hours, please contact our Project Coordinator below: 

Alisha Osornio | Project Coordinator
Email: [email protected]


* Please Note: Your message and feedback is very important to us! If contacting our team over the weekend, please allow us 24-48 hours to get back to you.

Check out our social media accounts for study updates, interesting findings, and other research opportunities!