Entertaining, and since I have not read any of the literature on the subject it was eye-opening. However even with no previous acquaintance with the subject it seemed to me that he was rehashing old ideas, giving us a survey of current research, which I suppose is what one does in popular science writing, but I was expecting a little more. Like, something that would explain to me how to change bad habits, rather than simply telling me why it's hard.

I found the separate parts - personal, corporate and social - individually very interesting, though he didn't really hook them together clearly. I think the association was

a) people have habits, and these come from a completely different part of the brain than our cognitive decision-making;
b) corporations can use these habits both to predict our behaviour and, by influencing us in the aggregate to change the habits, to make lots of money;
c) here are some social factors which influence people to change habits.

The third section was the most weakly associated with the argument of the rest of the book, but it was fascinating because of the example he used, Rosa Parks.

The author has now produced a flowchart on how we can change individual habits, which is available on the web here: http://charlesduhigg.com/flowchart-fo... . I'm not sure why it didn't occur to him that that was what most people were buying the book for.

The author has now produced a flow chart to show how we can change our own habits, which is available on the web (I