Student Leadership Services, Inc. is a Michigan-based non-profit dedicated to ensuring our youth remain safe, healthy, and alcohol and drug free. SLS accomplishes this through innovative and evidence-based prevention programs within student-led, adult-supported chapters. Since inception in 1982, SLS fosters a safe, supportive, interactive, and engaging environment to cultivate interpersonal and peer resistance skills that will decrease alcohol, tobacco, and drug use (ATOD) among youths.