The New York Times
By Douglas Quenqua
Dec. 7, 2017
If you grew up as part of the D.A.R.E. generation — kids of the 1980s and ’90s who learned about drugs from alarmist public service announcements — you know all too well the dangers of so-called gateway drugs. Go to bed with marijuana or beer, you were taught, and risk waking up with cocaine or heroin.
Three decades later, scientists and politicians still debate whether using “soft” drugs necessarily leads a person down a slippery slope to the harder stuff.