Although risk of substance use disorder exists for anyone that uses substances, study after study shows that early initiation of substance use in adolescence is a strong predictor of later substance-related problems and is associated with higher risk . What is going on in the brain during adolescence, and how do substances affect it? Dr. Lindsay Squeglia discusses the development of the brain during adolescence and the risks of substance use during adolescence, and attempts to answer our questions about the chicken or the egg. Dr. Squeglia also talks about her efforts to create evidence-based psychoeducation programs about substance use for adolescents and programs to help teens get involved in science. Dr. Lindsay Squeglia is a Professor of psychiatry and behavioral sciences in the College of Medicine at the Medical University of South Carolina, and a Co-Director of the MUSC Youth Collaborative. Find out more about her work here.

Gambling continues to grow in popularity in the United States, particularly with the introduction of sport betting. Should we be concerned? Dr. Jeremiah Weinstock joins us to discuss prevalence of gambling disorder, differences between gambling and substance use disorders, and the potential implications o rapidly rising rates of gambling in the United States. Dr. Weinstock is a Professor and the Department Chair in the Department of Psychology at Saint Louis University. You can learn more about his work here.

Alcohol is often consumed around others: at bars or clubs, social events, college parties, or dinner with friends. How does alcohol influence social connection, and vis-a-versa? Why are they so seemingly interconnected? In this episode, Dr. Michael Sayette discusses his research on alcohol's relationship with the social context and the clinical importance of understanding how the acute effects of alcohol influence social connection. Dr. Sayette is a Distinguished Professor in the Department of Psychology at the University of Pittsburgh. You can learn more about his work here.

Substance use often initiates in adolescence, and an earlier age of first use is associated with a higher likelihood of lifetime problems. But, do risky behaviors carry the same risks for everybody? Dr. Tammy Chung discusses social determinants of health and racial health disparities in young people and highlights how factors in our society create disparities, resulting in more risk from substance use and other health behaviors for people in some groups than others. Dr. Tammy Chung is the Director of the Center for Population Behavioral Health and a Professor of Psychiatry at Rutgers University. Find out more about her work here.

Alcohol impairs motor activity and cognitive functioning that is critical for effective and safe driving, increasing risk of accident. In fact, approximately 1/3 of all traffic fatalities are alcohol-related. Why do some people drive after drinking despite these risks? Dr. Denis McCarthy discusses the history of impaired driving and policy, theories of impaired driving-related decision making, and pathways to prevention, intervention, and treatment. Dr. McCarthy also discusses cannabis-impaired driving and important distinctions between cannabis and alcohol. Dr. Denis McCarthy is the Middlebush Professor of Psychology at the University of Missouri. Learn more about his work here.

People attempting recovery face formidable challenges to successful sustained remission. Return to use depends upon the individual's access to recovery capital, or the collection of resources available that can bolster or improve recovery. In this episode, Dr. Emily Hennessy discusses the science of recovery capital and how improving recovery capital can enhance recovery and save lives. Dr. Emily Hennessy is the Associate Director of Biostatistics at the Recovery Research Institute and an Associate Director at the National Center on Youth Prevention, Treatment, and Recovery at Massachusetts General Hospital, as well as an Assistant Professor at Harvard Medical School.

People range in their readiness to make changes to different behaviors. Processes occurring naturally in each stage differ across the spectrum of readiness to for behavior change. In this episode, we talk with Dr. Carlo DiClemente about the origins and development of the Transtheoretical Model of Behavior Change. This model has become a standard and common language for a generation of behavior change specialists working with people experiencing addiction, in addition to many other health-related behavior changes. Dr. DiClemente is an Emeritus Professor of Psychology the the University of Maryland Baltimore County and a former President of the the Society of Addiction Psychology.

People attempting recovery from addiction are best served when recovery can be achieved through multiple, diverse, pathways that fit their needs and recovery goals. Although the most commonly used recovery support service is Alcoholics Anonymous (or a similar Anonymous affiliated group), some object to core tenets or cultural elements and may benefit from alternative options. SMART Recovery is one example of an alternative mutual help group that was created to meet the needs of those who may benefit from a different pathway to recovery. In this episode, Dr. Horvath discusses the history, core tenets, structure, and evidence base for SMART Recovery. Dr. Horvath is a licensed clinical psychologist and President of Practical Recovery. Dr. Horvath was a founding board member and served as the president of SMART Recovery for 20 years. He has facilitated approximately 1000 SMART meetings and has supported San Diego to become the locality with the greatest concentration of SMART meetings at approximately 40. Dr. Horvath is also a past president of Div 50 (1999-2000).

In the past few years, a novel adulterant, Xylazine, has emerged in the illicit opioid drug supply. Between 2020 and 2021, there was a more than 1000% increase in xylazine-positive overdose mortalities in the United States from 2020 to 2021. What is Xylazine? How does it work? Why has it emerged in the supply? Dr. Cassandra Gipson-Reichardt discusses emerging literature on Xylazine and answers our questions on this episode of the Addiction Psychologist podcast. Dr. Gipson is an associate professor in the department of pharmacology and nutritional sciences at the University of Kentucky.

Dr. Katie Witkiewitz discusses the history of relapse prevention and mindfulness-based relapse prevention. The podcast explores the impact of mindset on daily activities, the beauty of nourishing moments, and intentional decision-making. It delves into embracing suffering as part of life, understanding relapse risks in non-abstinence recovery, and the integration of mindfulness in addiction treatment.