sentences:  Several U.S.-based advocate groups seek to modify the drug policy of the United States to decriminalize cannabis.These groups include Law Enforcement Against Prohibition, Students for Sensible Drug Policy, The Drug Policy Alliance, the Marijuana Policy Project, NORML, Coalition for Rescheduling Cannabis, and Americans for Safe Access.There are also many individual American cannabis activists, such as Jack Herer, Paul Armentano, Edward Forchion, Jon Gettman, Rob Kampia, and Keith Stroup; Marc Emery, a well-known Canadian activist, has supported cannabis activism in the U.S. among other countries by donating money earned from "Cannabis Culture" magazine and Emeryseeds.com.