Archaeology


Book Review: Java Man : How Two Geologists' Dramatic Discoveries Changed Our Understanding of the Evolutionary Path to Modern Humans by Carl Swisher, Garniss Curtis, and Roger Lewin

Java Man

  (out of 5 stars)

The discovery of the Java Man skeleton was one of the groundbreaking moments in paleontology and anthropology, providing a key piece of predicted but, until that point, largely absent evidence for near-human ancestors. Here, in a book written by Roger Lewin but credited as well to Carl Swisher and Garniss Curtis, the history of the discovery and related events is described. An interesting subject, the book nonetheless fails to thrive and instead is largely muddled and dull.

The first part of the book is by far the most interesting as the authors describe the finding of Java Man and the efforts required over the years to study the specimen. If the rest of the book had maintained the pace, level of detail, and science content, it would have been a recommended resource for popular anthropology and science readers.

However, the book takes a turn for the worse as the authors fall into a long section detailing the office politics which saw their research threatened from forces allied against them within their organization. While somewhat interesting, this digression from the story of Java Man breaks the narrative in a way which damages the reader's enjoyment and wonder.

The last section feels tacked on, as if the authors recognized that the book was not nearly long enough to warrant publication. So, a section on anthropology and human populations in general is presented which harbors very little information about Java Man or of the events which surrounded the fossils. A basic discussion of the subject, this section failed to produce any meaningful addition to the book itself or to the field of popular anthropology.

Java Man left me feeling unfulfilled, as if the story itself never warranted a book length treatment. The last two sections, which make up the majority of the work, are largely unnecessary for the reader and offer little on-topic information that wasn't already detailed in the opening chapters. Not specifically recommended for anyone, though it may be of interest to those who seek popular anthropological histories. Two and one-half stars.

Book Review: Before the Dawn: Recovering the Lost History of Our Ancestors by Nicholas Wade

Before the Dawn: Recovering the Lost History of Our Ancestors

  (out of 5 stars)

Science journalist Nicholas Wade has delivered an exploration of human genetics in the spirit of Jared Diamond's Guns, Germs, and Steel. Wade works backwards in time, using genetic clues to discover knowledge about prehistoric human societies. Before the Dawn offers a breadth of knowledge about current genetic research into human populations and migrations, and draws some fascinating conclusions about the rise and dispersal of early human societies.

Wade's narrative largely follows research into genetic variations found in the Y chromosome and in mitochondrial DNA. These variations, the distribution of which allows researchers to track common ancestry and branching, are used to narrow the likely periods of human movement out of Africa to points beyond. A bit of time is spent on the earliest culturally modern humans in Africa before moving on latter periods of migration and settlement. Potential interactions with hominid relatives is discussed, as is the impact of various cold spells and ice ages.

Wade explores social behavior as well, showing how researchers have applied darwinian natural selection and genetic drift to account for both universal and isolated behaviors. Later, language is considered, with significant caveats as to its effectiveness in signalling fundamental shifts in human population. The discussion on race is well crafted. Wade does not bow to social pressure in describing genetic variations found among the races, including a fascinating discussion of the intellectual prowess of Ashkenazi Jews. Just to be clear, Wade is not advocating superiority of any race, he wants only to point out that there are significant data indicating genetic differences of isolated human populations can produce measurably different abilities.

I found Before the Dawn to be fascinating, and would highly recommend it to anyone who enjoyed the Pulitzer Prize-winning Guns, Germs, and Steel. Wade may not be a scientist, but he has conducted a thorough investigation into the ongoing research of population genetics and offers the reader a tremendous treat of science and history. Five stars.

Book Review: Guns, Germs, and Steel: The Fates of Human Societies by Jared Diamond

Posted by Dave Nichols on June 19, 2009  in 
Guns, Germs, and Steel: The Fates of Human Societies

  (out of 5 stars)

Over the course of reading numerous non-fiction books in the past years, I've seen Jared Diamond's Guns, Germs, and Steel referenced numerous times, and I finally got around to reading this Pulizter Prize winning text over the weekend. Having caught an television episode adapted from the book, I had some idea what to expect, but was overwhelmingly pleased to finally tear into the thesis in full. The scope and subject matter make Guns one of those fascinating multi-subject (and multi-cultural) books which I could not put down.

Diamond uses this book to explore his anti-racist thesis that societies which came to dominate, conquer, and otherwise outpace other societies were the lucky recipients of geography and not simply smarter, craftier, or more powerful by the result of their own genetic advantages. Throughout the book, Diamond looks at just why some civilizations, namely those in the Eurasian supercontinent, tended to acquire technologies and advantages faster and were more apt to use them than the cultures in the Americas, Africa, and elsewhere.

It all turns out to be a case of the luck of geography, says Diamond. The east-west axis of Eurasia, combined with population densities, an abundance of prime domestication candidates for both crops and animals, as well as the diffusion of technology all favored the civilizations which grew out of the Fertile Crescent. Numerous disadvantages are explained for Africa (the Sahara barrier, lack of prime domesticatable animals, etc), the Americas (bottleneck of north-south axis, isolated societies, nearly no surviving domesticatable animals, etc), and Australia (large areas of poor farm land, few domesticatable animals, isolation from Eurasia, etc). Diamond argues that the Eurasian peoples were not really better in any way, they just happened to live in areas capable of obtaining and utilizing numerous advantages not available in other locations, and this, he argues, is the primary set of factors leading, for example, to the conquest of the Americas.

Diamond's germ theory of conquest is outstanding and very deeply discussed throughout. The fact that Eurasian cultures had many choice domesticatable animals (including pigs, sheep, cows and horses) allowed them to interact with various animal-vector germs and, over many thousands of years, develop strong resistence to those illnesses. Other locations, such as the Americas, had very few such animals (really just the llama), and had no opportunity to survive early contact with those germs before Europeans showed up bearing the dangerous microbes.

There are strong discussions and examples of the spread of humans throughout Oceania and Southeast Asia. Diamond uses various island experiences to highlight how small differences in geography and natural resources can lead to astounding differences in the advantages any of those island cultures can achieve. His thoughts on these situations are profoundly interesting and offered numerous fruits for the curious mind to consider.

From food production to germ resistence, and technological advantages to the unconscious drive to build larger and stronger states, Diamond leaves no stone unturned in examining why some few cultures came to dominate global society. It is no wonder why this book captured the Pulitzer. It is thorough, insightful, engagingly complex, and an outstanding treatment of 13,000+ years of human history of society, movements, and developments. Very highly recommended to anyone with a thirst for history, anthropology, civilization studies, exploration, or sociology. Five stars.

47 Million Year Old Fossil May Be Ancestor

Posted by Dave Nichols on May 19, 2009  in 
Evolution of Primates

"This is the most complete primate fossil before human burial," said Dr. Jorn Hurum of the Natural History Museum at the University of Oslo, who led the study of the fossil, that of a young female primate.

"And it's not a few million years old; it's 47 million years old," Hurum said, speaking at a news conference at the American Museum of Natural History in New York. (...)

Ida is at "the very root of anthropoid evolution -- when primates were first developing the features that would evolve into our own," said a news release from the Natural History Museum at the University of Oslo.

It has, among other things, opposable thumbs, similar to humans' and unlike those found on other modern mammals. It has fingernails instead of claws. And by examining the structure of its hind legs (one of which is partly missing), scientists say they can see evidence of evolutionary changes that would eventually lead to primates standing upright.

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