Henry Harpending - Böcker
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2 produkter
2 produkter
Del 11 - Research Monographs in Human Population Biology
The Structure of an African Pastoralist Community
Demography, History, and Ecology of the Ngamiland Herero
Inbunden, Engelska, 1993
2 019 kr
Skickas inom 5-8 vardagar
This book is about the ecology and population dynamics of a group of cattle and goat herders in the northern Kalahari Desert ofthe Ngamiland district of Botswana. Although the Herero arrived in this region less than a century ago as destitute refugees, these staunchly traditional Bantu speakers have established themselves as a prominent and prosperous tribe in a pocket of the Kalahari previously occupied almost exclusively by Kung-speaking foragers. Their rise to economic prominence in Botswana has been accompanied by dramatic decreases in mortality and increases in fertility, and a resurgence of tribal ethnicity. The demographic data were collected through intense ethnographic interviews of over 700 Herero living north-western Botswana. Studies such as this illustrate the trade-offs between large-scale censuses that traditional demographers are comfortable with and small qualitative studies familiar to anthropologists and sociologists. Statistics from large national or regional studies that blur distinctions among genetically, historically, and economically different groups may not reveal much about the processes that generated them because differences within groups are confounded by differences between groups. For example, Herero mortality rates are low by the national standards of Botswana, yet those of their neighbours the Kung Bushmen are relatively high. Neither the difference between the ethnic groups nor their causes is apparent from the census data alone. The methods of study and the use of traditional Herero names allowed the authors to date with confidence the years of birth of informants and the years of vital events of their family members in a part of the world where this information is generally unknown.
The 10,000 Year Explosion
How Civilization Accelerated Human Evolution
Häftad, Engelska, 2010, 12-15 år
330 kr
Skickas inom 3-6 vardagar
Resistance to malaria. Blue eyes. Lactose tolerance. What do all of these traits have in common? Every one of them has emerged in the last 10,000 years.Scientists have long believed that the "great leap forward" that occurred some 40,000 to 50,000 years ago in Europe marked end of significant biological evolution in humans. In this stunningly original account of our evolutionary history, top scholars Gregory Cochran and Henry Harpending reject this conventional wisdom and reveal that the human species has undergone a storm of genetic change much more recently. Human evolution in fact accelerated after civilization arose, they contend, and these ongoing changes have played a pivotal role in human history. They argue that biology explains the expansion of the Indo-Europeans, the European conquest of the Americas, and European Jews' rise to intellectual prominence. In each of these cases, the key was recent genetic change: adult milk tolerance in the early Indo-Europeans that allowed for a new way of life, increased disease resistance among the Europeans settling America, and new versions of neurological genes among European Jews.Ranging across subjects as diverse as human domestication, Neanderthal hybridization, and IQ tests, Cochran and Harpending's analysis demonstrates convincingly that human genetics have changed and can continue to change much more rapidly than scientists have previously believed. A provocative and fascinating new look at human evolution that turns conventional wisdom on its head, The 10,000 Year Explosion reveals the ongoing interplay between culture and biology in the making of the human race.