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.
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 your research associate or the project coordinator:
Alisha Osornio | Interviewer
Cell: (323) 369-9021
Susie Choi | Interviewer
Cell: (323) 217-4220
Meagan Suen | Project Coordinator
Cell: (323) 217-7622
Or contact us at ChayaStudy@chla.usc.edu and a member of our team will get back to you as soon as possible!
* 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 more updates and recruitment locations near you!
What wave of data collection am I currently in?
If you are a participant in our Parent Cohort (i.e., you were recruited for this study in 2014-2015): You are in WAVE 8 of data collection
If you are a participant in Renewal Cohort (i.e., you were recruited for this study in 2019-2020): You are in WAVE 3 of data collection