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By Adrian Dsilva. Author Adrian Dsilva. The 21st century is a period of remarkable transformation in which knowledge and information play a critical role in shaping the world. This era is characterized by a shift from industrial to informational societies, where countries and communities that have access to the most knowledge and information are the most prosperous.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.