Animated Map Shows How the World’s First Written Languages Spread (VIDEO)

From BI:

The introduction of writing systems changed the world. It allowed humans to physically express thoughts and language, as well as record events for future generations to study. Although different writing systems developed independently in different areas of the world, many are tied together by common roots.

John Haywood of Princeton University chronicles the spread of writing systems in “The New Atlas of World History: Global Events at a Glance.”