Ethan Nadelmann, executive director of the Drug Policy Alliance, responds to the recent decree by the Drug Enforcement Agency (DEA) that marijuana has no accepted medical use. The decision by the DEA comes almost nine years after medical marijuana supporters asked the government to reclassify cannabis to take into account a growing body of research that shows its effectiveness in treating certain diseases. For more on this subject please go the July 14 LA Times piece titled "Medical marijuana: A science-free zone at the White House" by DPA's Bill Piper and Stephen Gutwillig