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Not your father's addictions..., (2/19/2007

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(U-M Research Professor Lloyd Johnston compares today's teens with teens of 33 years ago and everyone in between. His Monitoring the Future survey has surveyed more than 1 million teens since the study began in 1975 asking them about drug use, smoking, drinking and other habits every year. A Distinguished Research Scientist at U-M's Institute for Social Research, Johnston is principal investigator of the Monitoring the Future study.)