Switch

This book is about change. How to change and how to make change happen. There are two component to human psyche - the elephant (emotion) and the rider (logic). Most of us use rider to convince people of change e.g. smoking is bad for you - see the statistics, look at the pictures of lung cancer or Surgeon General report. Or using the elephant - smokers smell terrible, you are killing your loved ones with 2nd hand smoke.
There is once more component to change which is every effective. The environment or situation. Changing the environment facilitates change. This book gave a few anecdotes on effecting change. The key to change it making it clear with specific instructions.