In this 1 hour webinar, participants will review major social and biological factors of adolescent development and implications for ways to approach substance use prevention/intervention. Objectives Include: 1. Describe prevalence rates for adolescent substance use in Region 8 including the most frequently used substances. 2. Explain social and biological (brain development) factors of adolescent development in relation to substance use. 3. Analyze the relation between developmental factors and prevention/intervention of substance use. Certificate of Completion Available