Daya Ram Sahni, a pioneering figure in Indian archaeology, is the author of The Story of Indian Archaeology. He was instrumental in documenting and analyzing the early archaeological excavations in the Indian subcontinent. Sahni is also known for his significant role in excavating the Indus Valley Civilization sites, particularly Harappa and Mohenjodaro, which helped bring these ancient settlements to light. His work laid the foundation for the modern study of Indian archaeology and ancient history.