Resources regarding the use of electronic cigarettes as a quitting aid

I am sometimes asked what my general thoughts are about the use of electronic cigarettes and related products for smoking cessation. The following resource pages address my general thoughts on these products:

First, why I think electronic cigarettes or related products are counterproductive as an aid for smoking cessation:

Electronic cigarette users having a harder time when quitting smoking
Dual use of cigarettes and electronic cigarettes
Nicotine is nicotine is nicotine
Electronic cigarettes as effective as nicotine patches
Is your nicotine free electronic cigarette actually nicotine free?
Miracle aids for quitting smoking
Hey, I am talking to you
Resources regarding stop smoking aids

On the concept of using electronic cigarettes or related products for their harm reduction potential:

Our views on the need for harm reduction 
First television ads for e-cigarettes with the theme Reclaim your freedom
Nicotine addiction