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Lascaux cave paintings from France. Prehistory covers human intellectual history before the invention of writing. The first identified cultures are from the Upper Paleolithic era, evidenced by regional patterns in artefacts such as cave art, Venus figurines, and stone tools. [4]
"Our Fragile Intellect" is a 2012 article by American biochemist Gerald Crabtree, published in the journal Trends in Genetics.Crabtree's speculative and controversial thesis argues that human intelligence peaked sometime between 2,000 and 6,000 years ago and has been in steady decline since the advent of agriculture and increasing urbanization.
The great apes (Hominidae) show some cognitive and empathic abilities. Chimpanzees can make tools and use them to acquire foods and for social displays; they have mildly complex hunting strategies requiring cooperation, influence and rank; they are status conscious, manipulative and capable of deception; they can learn to use symbols and understand aspects of human language including some ...
The critical period, defined as the beginning years of brain development, is essential to intellectual development, as the brain optimizes the overproduction of synapses present at birth. [2] During the critical period, the neuronal pathways are refined based on which synapses are active and receiving transmission. It is a "use it or lose it ...
Intellectual history (also the history of ideas) is the study of the history of human thought and of intellectuals, people who conceptualize, discuss, write about, and concern themselves with ideas. The investigative premise of intellectual history is that ideas do not develop in isolation from the thinkers who conceptualize and apply those ...
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The case received substantial publicity, but for 65 years the boy's identity remained a mystery — leading to the moniker "America's Unknown Child," which was inscribed on his tombstone.
William Graves Perry Jr. was born in Paris and graduated from Harvard University. [3] He was the son of architect William G. Perry and Eleanor Gray (Bodine) Perry. [4]He was a professor of education at the Harvard Graduate School of Education and founder and longtime director of the Bureau of Study Counsel.