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Engineer’s Bookshelf

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Max the Magnificent

11/23/2011 9:43 AM EST

Hi Marv -- with regard to your comment: "Believing in human evolution requires ...

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Max the Magnificent

11/23/2011 9:41 AM EST

Let's not be too harsh ... to each his own...

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Book Review: The Artificial Ape by Timothy Taylor

Clive Maxfield

10/20/2011 3:46 PM EDT

Assuming that you believe in evolution (which I do), then the way most folks think about things is that sometime around 1.8 million years ago, for one reason or another, our ancient ancestors started to become more intelligent, which allowed us to start creating tools.

Furthermore, as our intelligence increased, we continued to make more and more complex tools. This is certainly the way in which things were presented to me as I meandered (some might say “blundered”) my way through the British educational system.

But maybe things didn’t occur in quite this way. In his book The Artificial Ape: How Technology Changed the Course of Human Evolution, leading archaeologist Timothy Taylor proposes an alternative way of thinking about human evolution through our relationship with objects – specifically that it was our first use of primitive tools (or use of found objects in the earliest days) that conveyed significant advantages that spurred us to develop increased intelligence, which allowed us to develop more sophisticated tools, which drove further increases in intelligence, and so it went.

As it says in the book: “Our appropriation of objects and use of tools allowed us to walk upright, lose our body hair, and grow significantly larger brains. As we push the frontiers of scientific technology, creating prosthetics, intelligent implants, and artificially modified genes, we continue a process that started in the prehistoric past, when we first began to extend our powers through objects.”

I think Timothy makes some very compelling points. I also think he has an easy-going writing style that makes for an enjoyable read. The only problem I have is that it seemed to take us a long way to get where we were going. More specifically, it seemed to me that we kept on covering the same ground and that the same arguments (well, discussion points) were made over and over again with minor embellishments. Having said all of this, The Artificial Ape is well worth reading and I am sure that I shall return to re-read it in the future.

Catching Fire
Maybe I’m just getting older and grumpier – or maybe my attention span is diminishing with age – but many of my negative points above also apply to a somewhat related book called Catching Fire: How Cooking Made Us Human by Richard Wrangham.

As presented in this book, the idea is that our evolution into modern humans began 1.8 million years ago when our forebears tamed fire and began cooking. Starting with Homo erectus (who should perhaps be renamed Homo gastronomicus), the use of fire drove anatomical and physiological changes that made us adapted to eating cooked food the way cows are adapted to eating grass. By making food more digestible and easier to extract energy from, Richard argues that cooking allowed our ancient ancestor’s guts to shrink, thereby freeing up calories to fuel their expanding brains.

In many ways Catching Fire and The Artificial Ape are two sides of the same coin – the books and ideas complement each other. Once again, the author makes many compelling points. My problem with Catching Fire is that same as for The Artificial Ape; that is, we kept on covering the same ground and that the same points were made over and over again with minor embellishments.

The Vision Revolution
Writing the above reminded me of another tome I read recently – The Vision Revolution: How the Latest Research Overturns Everything We Thought We Knew About Human Vision. In this book, prominent neuroscientist and vision expert, Mark Changizi, addresses four areas of human vision and provides explanations for why we have those particular abilities: (1) Why do we see in color? (2) Why do our eyes face forward? (3) Why do we see illusions? And (4) Why does reading come so naturally to us?

I have to say that there are some amazing things in this book and that it is well worth the read, but once again it seemed to take a long time to get where we were going.

Don’t be discouraged…
On re-reading the above, I realize that it sounds like I’m moaning and groaning a lot, but this is just my knee-jerk reaction. None of my negative comments should dissuade you in any way from reading any or all of these books, each of which provides a wealth of “stuff” to think about and changes the way in which we see things (no pun intended).

Your Inner Fish
While we’re here, maybe I should mention a book I really, REALLY enjoyed, which was Your Inner Fish: A Journey into the 3.5-Billion-Year History of the Human Body by Neil Shubin

This little scamp tells the story of our evolution by tracing the organs in the human body back hundreds of millions of years, long before the first creatures walked the earth. In addition to being skilled in paleontology and anatomy, Neil has an insatiable curiosity, tremendous enthusiasm, and a rare ability to write everything down in an interesting way. I loved every part of this book and absolutely recommend it as an amazing read.

Brain Bugs
Last but not least, I just took delivery of a new book that I cannot wait to read. The little rascal of which I speak is Brain Bugs: How the Brain's Flaws Shape Our Lives by Dan Buonomano. Since I have not yet read this myself, I will simply provide the official “bumph” from Amazon, which reads as follows:

With its trillions of connections, the human brain is more beautiful and complex than anything we could ever build, but it's far from perfect. Our memory is unreliable; we can't multiply large sums in our heads; advertising manipulates our judgment; we tend to distrust people who are different from us; supernatural beliefs and superstitions are hard to shake; we prefer instant gratification to long-term gain; and what we presume to be rational decisions are often anything but. Drawing on striking examples and fascinating studies, neuroscientist Dean Buonomano illuminates the causes and consequences of these "bugs" in terms of the brain's innermost workings and their evolutionary purposes. He then goes one step further, examining how our brains function – and malfunction – in the digital, predator-free, information-saturated, special effects-addled world that we have built for ourselves. Along the way, Brain Bugs gives us the tools to hone our cognitive strengths while recognizing our inherent weaknesses.

Other Reviews
If you are looking for a good book to read, then may I be so bold as to point you in the direction of some of my other reviews as follows:



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WKetel

10/22/2011 10:29 PM EDT

F
rom thermodynamics we learn that all systems tend to move toward the minim free energy. That has been verified and it makes sense. It also would seem to imply that each generation would be a bit less complex than the one before. So how does that allow each generation to be so much more suited to it's environment? A rational explanation would certainly provide it's author with agreat deal of fame.

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Max the Magnificent

10/23/2011 6:31 AM EDT

My understanding of this is that the act or organizing things (like creating complex cells) requires / consumes energy -- thereby causing an increase in entropy...

This means that the act of each generation becoming more complex burns energy and increases the overall entropy...

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MarvA

10/25/2011 10:03 AM EDT

This is a delicate subject for most because it presumes that the reader understands what he believes and why he believes it. The book review starts out with “Assuming that you believe in evolution” and proceeds to discuss intelligence in the same paragraph and following paragraphs.

I used to believe that man evolved from apes which evolved from the primordial soup. In my formative years the teaching in grade school and later was that scientists were looking for the “missing link” and they were making great progress. I never questioned it. No one around me had the nerve to question “science”.

My wife drug me to a seminar entitled “Evidence for Creation” when I was 40 years old and believe me, I didn’t want to go. I knew what I believed as an engineer and scientist and didn’t want to bother with this ridiculous conjecture. I couldn’t speak for 3 hours afterwards because my life had been turned upside down and my “knowledge” had been completely refuted.

Believing in human evolution requires one to believe that the majority of mutations are beneficial but that is contrary to observable evidence. Can an intelligent engineer imagine the statistical improbability of a completely finished and painted house appearing spontaneously as the result of a tornado hitting a lumberyard? First there was nothing, and then it exploded?

If evolution were true we shouldn’t have to search for the missing link, we would be tripping over the “in-betweenies”. I am an analog engineer and everything is an “in-betweenie”. Instead the mosquito that bites you today looks exactly like the mosquito trapped in 65 million year-old amber. There is no denying horizontal evolution, but vertical evolution?

To take the comments of Max and WKetel one step further, entropy of any closed system tends to decrease and energy must be added to the system to increase the entropy (organization, intelligence?). We were created by an amazing Engineer with plenty of Energy.

Marv Amerine

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Max the Magnificent

11/23/2011 9:43 AM EST

Hi Marv -- with regard to your comment: "Believing in human evolution requires one to believe that the majority of mutations are beneficial "

I don't see this -- my understanding is that the majority of mutations are not beneficial -- but the ones that don't convey any advantage (or have negative effects) die out...

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rosekgiz

10/28/2011 11:50 AM EDT

Good reviews, Max. To answer the question of transitional species (aka - missing links) there are dozens of them. Go to Richard Dawkins web site and take a look. As an aside, I don't believe in evolution either - I accept it as scientific fact!

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Max the Magnificent

10/28/2011 12:23 PM EDT

Thanks for the kind words and the suggestions :-)

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