"Dying to Get High," by sociologists Wendy Chapkis and Richard Webb, is a groundbreaking work that provides an in-depth portrait of one of the country's most well-known medical marijuana collectives.

Drug testing violates personal privacy. Now, at least one widely-used drug testing kit has been proven to be a scam too.

In 2002, the Office of National Drug Control Policy set goals of reducing marijuana and overall drug use. Despite artful manipulation of the numbers, ONDCP has failed at its stated goal, but it has managed to drive into treatment thousands of pot smokers who didn't need it.

A cocaine shortage is leading to a wave of killings in Cincinnati. Local officials are close to making the link between prohibition and the violence, but they're not there yet.

A decade ago, Washington voters approved a medical marijuana law. Now, the state Department of Health has set quantity limits.