Cuneiform: The World's Oldest Writing System and 2,000-Year Mystery to Decode It

Cuneiform tablet administrative account with entries concerning malt and barley groats

June

/ 2026

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The Birth of Writing in Mesopotamia

According to Dr. Irving Finkel, Curator and Assyriologist, the earliest evidence for writing was in southern Mesopotamia around 3200–3350 BC during the late Uruk period. These first clay texts didn’t record literature, religion, or philosophy. Instead, they served practical economic purposes such as documenting commodities. Many of these commodities would consist of items such as livestock, beer, and labor obligations.

These early clay tablets contain pictographic symbols. Over time, these pictographs evolved into increasingly abstract wedge-shaped impressions made with a reed stylus. This particular development produced what scholars call cuneiform, taken from the Latin cuneus, meaning "wedge." At first, writing was used as a practical tool primarily for administration, accounting, and economic management rather than storytelling or religion.

Why Clay Was the Key to Cuneiform's Survival

Dr. Finkel emphasizes the role of clay in Mesopotamian civilization. Unlike ancient Egypt, which relied heavily on papyrus during the Old, Middle, and New Kingdoms, the Mesopotamians had to rely on their natural resources. They used wet clay taken from the banks of the Tigris and Euphrates Rivers. Clay remained the principal writing medium for cuneiform cultures from the Sumerian period until the late first century AD. Some scholars maintain that cuneiform survived into the second century AD.

The ruins of the ceremonial complex at Persepolis (Laurens R. Krol/CC BY 4.0)

Scribes were responsible for all aspects of producing cuneiform tablets: they first shaped the clay, impressed signs into the surface, and finally dried or baked them. Many tablets survived because clay is durable when dried, though some archives were accidentally set on fire during ancient destructions, modern archaeologists were able to recover hundreds of thousands of cuneiform tablets spanning thousands of years. The British Museum alone has acquired approximately 130,000 cuneiform tablets.

From Pictographs to Cuneiform: How Writing Evolved

Dr. Finkel emphasizes that cuneiform didn’t emerge suddenly as a fully developed writing system. Instead, it actually evolved through several stages over time. Early pictographs represented items from concrete objects to accounting. They took notes on measures of grain, jars of honey, or livestock, like cattle. As administrative needs increased, scribes began to develop more abstract symbols capable of representing sounds, words, and grammatical concepts.

Over time, the cuneiform script evolved from representing objects and quantities toward representing sounds, words, grammar, and increasingly abstract concepts. Eventually, cuneiform script became sophisticated enough to record entire languages. This transformation marks one of the most important intellectual developments in human history: the movement from recording objects to recording language itself. Cuneiform transitioned and evolved from simply being used as bookkeeping symbols into a true writing system capable of expressing complex ideas.

Relief sculpture from the Behistun Inscription showing King Darius I with captives beneath the winged symbol commonly associated with Ahura Mazda. (Hara1603/Public Domain)

Scribes and Schools: Training Mesopotamia's First Writers

Dr. Finkel highlights the often-overlooked role of scribes. These individuals formed an educated elite responsible for maintaining administrative records, legal contracts, diplomatic correspondence, and religious texts. Learning cuneiform required years of specialized training because the script contained hundreds of signs and multiple values for many symbols. Students copied texts repeatedly in scribal schools known as edubbas. Recent studies even suggest that training exercises can sometimes be identified on tablets, providing rare insights into ancient education. The rise of writing as a profession became instrumental in creating the world's first professional scholarly class.

Literature Before the Bible

One of Dr. Finkel's most important observations is that cuneiform preserves some of humanity's oldest literary traditions, such as the Epic of Gilgamesh, creation myths, flood narratives, medical texts, mathematical treatises, legal codes, and astronomical observations. Many themes later found in Mediterranean and Near Eastern religious traditions have earlier parallels in Mesopotamian literature. Finkel's own research into Babylonian flood tablets has been able to contribute significantly to understanding these incredible literary connections.

The 2,000-Year Mystery of Decoding Cuneiform

By the time the Sassanid Empire emerged in 224 AD, cuneiform had already fallen out of use. For nearly 2,000 years, the wedge-shaped inscription remained undeciphered. The breakthrough came in the nineteenth century through the work of European scholars studying multilingual inscriptions, particularly the Behistun Inscription in Iran. Dealing with Behistun, the storyline of this work deciphered three principal written languages and broke down the Royal proclamation of Darius I.

Portrait of Henry Creswicke Rawlinson, the scholar whose work on the Behistun Inscription was fundamental to the decipherment of Old Persian cuneiform (Lock & Whitfield/ CC BY 4.0)

The first step in the decipherment process was Henry Rawlinson's work on the Behistun Inscription. He copied and translated the trilingual inscription. This East India Company Officer began with Old Persian as the key to the other languages. By initiating this translation and the later decipherment process, Rawlinson expanded and confirmed earlier decipherment efforts initiated by Georg Friedrich Grotefend.

The second part of the process involved the cloistered Irish rector Edward Hincks. He achieved a remarkable breakthrough in demonstrating that cuneiform signs could have multiple phonetic values. He examined existing research from Persepolis and Behistun, all without leaving Ireland. Hincks was an armchair linguistic genius who never saw the ancient monuments in person but explained how the writing system itself functioned. By working on this process, Hincks showed that the script was more complex than a simple alphabet.

Portrait of Edward Hincks, one of the principal scholars responsible for the decipherment of cuneiform writing in the nineteenth century. (Richard Hooke/Public Domain)

The third element is the work of Dr. Jules Oppert, a German-born French academic. Oppert demonstrated that cuneiform was used to write multiple languages and strongly argued for the existence of Sumerian as a distinct language. Along with the myriad peoples that used cuneiform, different languages could also be written using cuneiform. Mesopotamian history was more complex than previously assumed. Oppert integrated the growing body of evidence into a coherent linguistic framework. His academic work fundamentally transformed cuneiform from a deciphered script into a coherent history of ancient Mesopotamia.

Portrait of Jules Oppert, one of the leading scholars involved in the nineteenth-century decipherment of cuneiform and the study of ancient Mesopotamia. (Norden/Public Domain)

The fourth part of this decipherment process is the contribution of William Henry Fox Talbot. Even before the decipherment process began at Persepolis or Behistun, Talbot was already famous as one of the inventors of photography and a highly accomplished linguist and polymath. His role in this particular decipherment story was less about making the initial breakthroughs and more about helping prove that the decipherment actually worked. Although he never matched the technical brilliance of Hincks nor the field achievements of Rawlinson. He contributed linguistic observations that supported the emerging framework for reading Akkadian cuneiform.

Portrait of William Henry Fox Talbot, one of the four scholars who participated in the famous 1857 cuneiform decipherment test and a pioneer of early photography. (Public Domain)

The final result provided many of the linguistic insights that completed the decipherment. The work of these four Victorian gentlemen culminated in the final step, in which the 1857 test was organized by the Royal Asiatic Society. Their matching translations convinced scholars that the riddle of cuneiform that had existed for nearly 1,800 years had finally been deciphered at last.

What Deciphered Cuneiform Tablets Reveal About Daily Life

Dr. Finkel stressed that decipherment transformed the profession of archaeology. Once scholars could begin to read cuneiform, ancient Mesopotamians ceased to be known only through ruins and monuments. They became historical individuals speaking in their own words once again. These cuneiform tablets revealed social, legal, medical, personal, and theological issues like business transactions, family disputes, lawsuits, marriage contracts, medical diagnoses, personal letters, and religious beliefs. Instead of simply being seen as anonymous ruins, historians were at last able to access real human voices speaking across thousands of years.

The famous Cyrus Cylinder in the Persian Empire considered to be the first charter of human rights (Daderot/CC0 1.0)

The Modern Study of Cuneiform

Dr. Finkel also discusses the immense scholarly challenge posed by existing cuneiform tablets. Hundreds of thousands remain untranslated. Modern technology, including artificial intelligence and machine learning, is assisting many scholars to reconstruct texts that have been damaged. They can even identify missing passages. Despite more than a century of study, cuneiform research continues to provide discoveries. The decipherment of cuneiform was by no means the end. The true legacy will be in understanding and translating the surviving texts, which remains an ongoing scholarly endeavor.

In conclusion, Dr. Finkel presents cuneiform not merely as the world's earliest writing system, but also as the principal foundation of recorded history. Emerging from the administrative needs of ancient Mesopotamia, cuneiform eventually developed into a sophisticated vehicle for literature, science, law, religion, and government. Through the Herculean efforts of nineteenth-century decipherers and modern Assyriologists, thousands of years of human thought have become accessible as a result. The cuneiform clay tablets of Sumer, Babylon, and Assyria remain among humanity's most important historical archives, preserving voices that would otherwise have vanished forever.

Top image: Cuneiform tablet: administrative account with entries concerning malt and barley groats. Source:(Metropolitan Museum of Art/CC0 1.0 Public Domain)

By Ramsey Hardin

References

This podcast features an interview with Dr. Irving Finkel, a renowned expert who explores the 5,000-year history of cuneiform, the world's oldest known writing system. https://www.youtube.com/watch?v=plxUXA3yBH0

Dahl, JL. 2025. “The Early Development of the Cuneiform Writing System, and Its Regional Adaptation.” In the 2024 International Conference 'Alphabeticus Originalis: The Dawn of Writing through the Rosetta Stone and the Behistun Inscription'. National Museum of World Writing Academic Series. National Museum of World Writing.

Hammer, Joshua. The Mesopotamian riddle: An archaeologist, a Soldier, a Clergyman, and the race to decipher the world’s oldest writing. New York City, New York: Simon & Schuster, 2025.

Salhi, Muhannad. “Etched in Stone: The Gates Unlocked: 4 Corners of the World.” The Library of Congress, May 31, 2024. https://blogs.loc.gov/international-collections/2024/05/etched-in-stone-the-gates-unlocked.

The Archaeologist. “Cracking the Code: The Odyssey of Deciphering Cuneiform.” Cracking the Code: The Odyssey of Deciphering Cuneiform, January 28, 2024. https://www.thearchaeologist.org/blog/cracking-the-code-the-odyssey-of-deciphering-cuneiform.