Eric Pedersen
@ericrpedersen
Associate Professor of #Psychiatry and Behavioral Sciences, Keck School of Medicine of USC. Director of Social Behavioral Research at Institute for Addiction Science. Adjunct at RAND. Editor of Research Society on Marijuana’s #Cannabis journal
Our new paper documents 12 month outcomes from a randomized controlled trial of a brief online intervention to reduce #alcohol misuse and promote treatment initiation among #veterans. @iasatusc.bsky.social @uscpsychiatry.bsky.social pubmed.ncbi.nlm.nih.gov/42475037/
What a gift to spend the #RSMj2026 weekend with four of my favorite people — my trainees who have gone on to do amazing things in four of the top clinical psychology programs. Megan Brown, @reaganfitzke.bsky.social, @keeganbuch.bsky.social, @irelandshute.bsky.social
Join us today at #RSMj2026 for a symposium featuring exciting updates to the Protective Behavioral Strategies for Marijuana Scale (PBSM).
Join us today at #RSMj2026 in Alvarado C for a symposium featuring studies published in our special issue of Cannabis on perinatal cannabis use.
Welcome Billy Hayes to the PEARL at USC! Our new project manager earned his B.A. in Psychology from UCLA in 2025, while completing a minor in Education Studies. @keckschoolusc.bsky.social @uscpsychiatry.bsky.social @iasatusc.bsky.social thepearl.usc.edu/about/curren...
Our new @addictionjournal.bsky.social paper shows that living near a greater number of #cannabis dispensaries is associated with increased risk of cannabis use among young adults. Findings similar using government lists and web-scraped dispensary data. onlinelibrary.wiley.com/doi/epdf/10....
New paper from the PEARL at USC postdoc Neil Gleason in the Journal of Sex Research: Prevalence and Correlates of Condom Use Resistance Among Men Who Have Sex with Men Reporting Recent Heavy Alcohol Use and Condomless Sex. @iasatusc.bsky.social @cshrb.bsky.social www.tandfonline.com/doi/full/10....
Join us tomorrow in Lone Star E (2nd Floor) at 1:20pm for our symposium on veteran behavioral health interventions at @rsaofficial.bsky.social. @stanfordmedicine.bsky.social @mizzouid.bsky.social @iasatusc.bsky.social @medunivsc.bsky.social
Our new paper published in @AddictionJrnl looks at the use of alcohol-free and low-alcohol content beverages by young adults. @iasatusc.bsky.social @uscpsychiatry.bsky.social onlinelibrary.wiley.com/doi/10.1111/...
Our new paper in Cannabis looks at use of #cannabis protective behavioral strategies during pregnancy. @iasatusc.bsky.social @browncaas.bsky.social
Join us Thursday, May 21st at noon PT for our @SoCalCTSI digital webinar to get tips on AI prompting from @USCViterbi professor, Dr. Mayank Kejriwal. Register here: sc-ctsi.org/events/semin...
My lab (The PEARL at @keckschoolusc.bsky.social) is hiring a research coordinator to support our NIH-funded studies on substance use and other health-related behaviors among young adults and veterans. Apply here or DM me with questions. @iasatusc.bsky.social usc.wd5.myworkdayjobs.com/ExternalUSCC...
New paper with my USC Social Work and RAND colleagues detailing the findings from our interviews with 50 post-9/11 #veterans (56% women, 80% non-White or multiracial identifying) about difficulties with their transition experience. www.tandfonline.com/doi/epdf/10....
Join us at noon PT tomorrow (3/19) for our @scctsi.bsky.social webinar. Register and attend here: usc.zoom.us/meeting/regi...
New paper from Denise Tran detailing the beta test intervention findings from her NIDA K01 award. @iasatusc.bsky.social @uscpsychiatry.bsky.social pmc.ncbi.nlm.nih.gov/articles/PMC...
Join us this Thursday at noon PT for our @scctsi.bsky.social webinar with Dr. Erin Duffy from the USC Schaeffer Institute and @uscprice.bsky.social: "Ending Surprise Medical Bills: How Research Helped Change Federal Policy." Register here: sc-ctsi.org/events/semin...
Our new paper out today: Daily Associations Between Perceived Stress, Pain Intensity, and Alcohol Use Among Veterans With and Without Moderate‐to‐Severe Chronic Pain. @iasatusc.bsky.social @keckschoolusc.bsky.social @nyusilver.bsky.social onlinelibrary.wiley.com/doi/10.1002/...
Our new paper in @addictionjournal.bsky.social: #Cannabis dispensary exposure and smoked, vaped, and edible cannabis use among young adults: Comparison of web‐scraped and government‐maintained registries. @iasatusc.bsky.social @keckschoolusc.bsky.social onlinelibrary.wiley.com/doi/10.1111/...
Join us this Thursday at noon PT for our @scctsi.bsky.social digital webinar. When Science Meets Storytelling: Discover how graphic novels and visual narratives can enhance empathy, understanding, and communication in health and research settings. Register here: sc-ctsi.org/events/semin...
Join us on Thursday, January 15th, at noon for our @scctsi.bsky.social webinar on healthy and effective time management with Dr. Katie Pettit. Register here: usc.zoom.us/meeting/regi...
Our new paper out in the Journal of Traumatic Stress: Precision prediction of #PTSD symptom surges: A pilot study integrating real‐time daily data with supervised learning. onlinelibrary.wiley.com/doi/epdf/10.... @uscpsychiatry.bsky.social @iasatusc.bsky.social @istss.bsky.social
Our new paper published in Addictive Behaviors looks at #PTSD and complex daily associations between cannabis use and depression among US veterans. #RAND @iasatusc.bsky.social @uscpsychiatry.bsky.social @nyupress.bsky.social @uwpsychiatry.bsky.social www.sciencedirect.com/science/arti...
Join us at noon PT tomorrow (Thursday, 12/11) for our @scctsi.bsky.social seminar. Dr. Nicole Maccalla shares how the Eaton Fire Residents United coalition is leading community-driven recovery efforts following the January 2025 #Eaton Fire. Register here: sc-ctsi.org/events/semin...
Our new paper in Behaviour Research and Therapy led by Antoine Lebeaut at @cshrb.bsky.social: An integrated personalized feedback intervention for community adults with hazardous alcohol use, elevated anxiety sensitivity, and subclinical #PTSD symptoms. www.sciencedirect.com/science/arti...
Join us for our next @scctsi.bsky.social Seminar Series: Building an Engaging and Effective Social Media Presence for Academics and Researchers with Dr. Nicki Apaydin. December 4th at 12PT. usc.zoom.us/meeting/regi...
USC colleagues -- please repost! We're recruiting current USC students for an online study on eating and drinking behaviors among college students. Up to $60 in compensation. thepearl.usc.edu/sip-n-savor/
Join us on November 13th at noon PT for our Southern California CTSI webinar: Principles and Practices for Meaningful and Effective Engagement. usc.zoom.us/meeting/regi...
Welcome Neil Gleason to The PEARL at USC. Neil is a new postdoc in our lab, with interests in substance use, behavioral addictions, & sexual health. He is coming from the @cshrb.bsky.social. @uscpsychiatry.bsky.social @iasatusc.bsky.social thepearl.usc.edu/about/curren...