Back to the Future: Stan Glantz lecture on e-cigarettes and whether they really reduce harm

This 45 minute lecture, prepared for the 14 FDA/NIH-sponsored TCORS, reviews why people think e-cigarettes are a sensible part of a tobacco harm-reduction strategy as originally envisioned my Michael Russell in his 1976 widely-repeated "people smoke for the nicotine but die from the tar" statement and whether the current evidence supports that hope.  Watch it here.