and for sean, carlin bowman of aei just e-mail me this morning the ucla matriculating freshman data. going all the way back to the late 1960's. >> the question here is should marijuana be legalized. >> should marijuana be legalized. 1968 -- 26% of matriculating freshman said yes. 51% said yes in 1977. one decade after that it was down to 17%. >> the 1980s? >> 89. they lasted a couple of years ago, and i am sure that it issignificantly higher now. given your broad cultural views, how is one to interpret these dramatic swings among people of similar ages and backgrounds. these are matriculating college freshmen. what is going on in your hunch? >> no problem. i do not know that i have a gender explanation for this, but men no more likely to smoke marijuana than women. once you control for the gender differences, it disappears. >> does that not just push it back a step? >> i do not have any hypotheses as to why men are more likely to do drugs, alcohol, everything than women. more likely to be alcoholics. i am sure that somebody from the psychology department or biology department could t