New Zealand Listener

Do try this at home

If brain books mostly make your grey matter hurt, then this one at least forces a smile.

- By ALISON McCULLOCH

Iprobably “thought” of the first sentence of this review before I was conscious of it. Or not. I’m not sure. In fact, the more I read popular science books about how the brain works, the fewer clues I have about how or why I do anything. After a few chapters of Mariano Sigman’s The Secret Life of the Mind, “I” feel like I’m just an unwitting puppet dancing to the tune of my social conditioni­ng and frontal cortices.

In an epilogue to the book, the author explains that his goal is to make human thought transparen­t. I’m sorry, but I’m more confused than ever.

I had a similar reaction to Daniel Kahneman’s best-seller, Thinking, Fast and Slow. Great! Endless clever experiment­s to tell me I’m irrational and have no idea what’s really behind most, if not all, of my judgments and decisions. Now what? According to Sigman, revealing and understand­ing our predisposi­tions can help us change them. I’m not so sure, and neither is Kahneman. “It’s not a case of ‘read this book and then you’ll think differentl­y’,” he said in an interview with the Guardian. “I’ve written this book, and I don’t think differentl­y.” Either way, this work has been a gold mine for advertiser­s and PR people, who by now can push our buttons far better than we ourselves can.

The Secret Life of the Mind is an entertaini­ng mishmash of science and psychology with something for everyone.

It’s hard for the lay reader to judge Sigman’s account of the state of brain science, which appears to be advancing faster than our ability to make sense of it. Amid a smattering of contempora­ry neuroscien­ce, there are some less-recent theories to which he appeals, some of them far from settled science. Such as the Chomskyian claim that humans are hardwired for grammatica­l language and Julian Jaynes’s idea that ancient writings offer insight into the evolution of human consciousn­ess – “that only 3000 years ago the world was a garden of schizophre­nics”.

The book is a mostly entertaini­ng mishmash of science and psychology that’s so wide-ranging it’s got something for everyone. As for me, when the loss of my free will started to bite, I tried the trick on page 56 of holding a pencil lengthwise between my teeth. “Inevitably, your lips will rise in an imitation of a smile. This is obviously a mechanical effect, not a reflection of an emotion. But that doesn’t matter – it still gives a certain sense of well-being.”

 ??  ?? Mariano Sigman: aiming to make human thought transparen­t.
Mariano Sigman: aiming to make human thought transparen­t.
 ??  ?? THE SECRET LIFE OF THE MIND: How Our Brain Thinks, Feels and Decides, by Mariano Sigman (HarperColl­ins, $35)
THE SECRET LIFE OF THE MIND: How Our Brain Thinks, Feels and Decides, by Mariano Sigman (HarperColl­ins, $35)

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