Naloxone is a life-saving medication which helps reverse the effects of an opioid overdose. Improving naloxone access is a central pillar of the federal response to the worsening opioid crisis in the United States. Existing studies have evaluated the effects of state naloxone access laws,...

Large and rapid upswings in illicit drug use display similar properties to infectious disease epidemics. In this chapter, we review research to understand what causes drug epidemics and how they end. Drug market actors are subject to both positive and negative reinforcement that lead to rapid,...

Despite efforts to address the opioid crisis, opioid-related overdoses remain a significant contributor to mortality. State efforts to reduce overdose deaths by removing barriers to naloxone have recently focused on pharmacy channels, but the specifics of these laws and the contexts in which...

It is well known in the drug policy field that eleven states reduced the criminal sanctions associated with possession of small amounts of marijuana. In this paper we review the eleven original decriminalization statutes, documenting key dimensions of these laws and identifying their common...

This paper sheds light on previous inconsistencies identified in the literature regarding the relationship between medical marijuana laws (MML) and recreational marijuana use by closely examining the importance of policy dimensions (registration requirements, home cultivation, dispensaries) and...