Tobacco control advocates have often criticized scientists who were supported by the tobacco industry for failing to disclose their funding or other conflicts of interest, such as being paid to author commentaries critical of tobacco control policies. And rightly so. However, if we now engage in the very same tactics, then we become hypocrites, and our credibility in criticizing tobacco industry "hacks" is shot. We don't have any credibility in attacking "tobacco hacks" if we are "Big Pharma hacks."

1. Electronic cigarette companies cannot inform consumers that these products are safer than cigarettes, and they cannot even tell the public that they are free of tobacco.

Instead, the study examines the percentage of quitting among all smokers who have ever tried electronic cigarettes - for any reason - in the past month.

As I point out in the piece, the CDC is partly responsible for the backlash against e-cigarettes because it publicly concluded that e-cigarettes are a gateway to smoking:

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