A Dravidian solution to the Indus script problem was presented as the Katalgnar M. Karunanidhi Classical Tamil Research Endowment Lecture on June 25, 2010 in Coimbatore.
Iravatham Mahadevan explores a set of ancient Indus signs that he believes are related to agriculture using comparisons to signs in ancient Egyptian and Mesopotamian civilizations.
In a tour-de-force of interpretation, Iravatham Mahadevan attempts to interpret two of the most common ancient Indus signs using parallels from old Tamil.