dr. nadelmann for forgetting that dr. when i introduced him. the first question -- why marijuana? an argument is often posed against the legalization of marijuana, as a gateway drug. however, it seems unequivocal to most people that alcohol is even more of a gateway drug. why then is alcohol and should alcohol be tolerated and marijuana should not? not only as alcohol tolerated, but welcomed in most social settings, even political fund- raising, advocacy campaigns -- why marijuana? >> to you want me to start? let me first of all say, it is interesting -- the sheet that i passed out is that at the same time that marijuana use by teenagers is increasing, underage alcohol use is decreasing. one of the other studies that i brought with me here is one that has recently come out about the correlation to adolescent marijuana use an early onset of psychosis. that is not the case without off. i think more research needs to be done, but based on the materials that i supplied to you and the doctor from harvard medical school, i think you will find that as she points out some differences betw