This piece of obsidian dates from the Paleolithic period or c. 18000 BCE, and it was uncovered in Engarau-cho on Japan's Hokkaido island. It helped prehistoric Japanese people in making stone tools. (Tokyo National Museum)
James is a writer, public speaker, and former academic who is interested in cross-cultural exchange and world history. He handles internal and external business communications at AHE and builds partnerships with international organizations.