The article reports the results of a cross-sectional sample of adolescents interviewed in 2011 and 2012 in the National Youth Tobacco Survey. Youths were asked to report their smoking status as well as their e-cigarette use, both any use and current use (at least once in the past month).

If I had to characterize the two camps, I wouldn't characterize them as optimists vs. pessimists. I would characterize them as scientists who are actually talking to vapers and considering their experiences versus those who are stuck in ivory towers. I would characterize them as scientists who are pure idealists versus those who live in the real world. And finally, I would characterize them as scientists who are paying attention to the actual scientific evidence versus those who are ignoring the evidence and basing their opinions on ideology.

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