HOT TOPIC: E-cigarettes. Are e-cigarettes safe? Are they less harmful than traditional cigarettes? And do they help people quit smoking, or do they encourage non-smokers to start? Featuring: Linda Bauld, University of Edinburgh, and Elisa Trucco, Florida International University Socialize with science on Twitter and Facebook using @ISGPforum. Disclaimer: The ISGP is a nonprofit organization that does not lobby for any position except rational thinking. Podcasts within the "Hot Topics Series" (Episodes 75+) reflect the views expressed by featured guests. For information on The Forum, please visit www.ISGPforum.org, and to learn more about the ISGP, check out www.scienceforglobalpolicy.org.