In Zuccotti Park, occupiers do their best to handle drug use on their own terms, but it may stretch beyond their resources and give police an excuse to intervene.
The DSM, a manual of mental disorders, will have the section "Addiction and Related Disorders," expanding what it means to be an addict and improving healthcare options.
A sweeping new definition of addiction stakes out controversial positions that many, including the powerful psychiatric lobby, are likely to argue with.