How did cuneiform spread beyond Mesopotamia to Elam and Anatolia?

The spread of cuneiform beyond Mesopotamia occurred through cultural contact, trade, and the adoption of the script as a medium for administration and diplomacy.

Expansion to Elam

The expansion of cuneiform into Elam (in southwestern Iran) began during the 3rd millennium BCE. Due to its proximity and ongoing contact with Mesopotamian culture, Elam adopted the system of writing, which continued in use there well into the 1st millennium BCE.1

Expansion to Anatolia

The transmission of cuneiform to Anatolia followed a different path:
* Trade: Early evidence of cuneiform in central Anatolia appears in the records of Assyrian trading colonists around 1950 BCE, known as the Cappadocian tablets.1
* The Hurrian Link: The Hurrians in northern Mesopotamia adopted Old Akkadian cuneiform around 2000 BCE. They subsequently passed the writing system on to the Hittites, who had invaded central Anatolia around that time.1
* Scribal Training: By the 2nd millennium BCE, Akkadian had become a lingua franca for international communication. Hittite scribes were trained in both Sumerian and Akkadian as part of their curriculum, eventually adapting the script to write their own language.2