The scientific literature is clear that marijuana is addictive and that its use significantly impairs bodily and mental functions. Marijuana use is associated with memory loss, cancer, immune system deficiencies, heart disease, and birth defects, among other conditions. Even where decriminalized, marijuana trafficking remains a source of violence, crime, and social disintegration. Nonetheless, this November, California voters will consider a ballot initiative, the Regulate, Control and Tax Cannabis Act of 2010 (RCTCA),[2] that would legalize most marijuana distribution and use under state law. (These activities would remain federal crimes.) This vote is the culmination of an organized campaign by pro-marijuana...