This brochure provides an overview of the Sequential Intercept Model (SIM). The SIM is a strategic planning tool that helps communities better understand the gaps and resources they have in helping those with mental illness or substance use disorders who are in the criminal justice system.

This manual provides a starting place for jurisdictions looking to use data to better understand and improve the outcomes of people with mental and/or substance use disorders who come into contact with the criminal justice system.

This report discusses national estimates on the prevalence of mental illness and the use of mental health services among people ages 12 years and older. It also presents data about co-occurring mental illness and substance use disorders.