Dr. P.N. Chopra, Chief Editor of the Collected Works of Sardar Patel was the Chief Editor, Indian Gazetteers and Who’s Who of Indian Martyrs of the Ministry of Education, Government of India. He was also the Chief Editor, Towards Freedom project of the Indian Council of Historical Research. In addition, he has written and edited more than forty authoritative works on Indian history and culture. These include History of South India, Quit India Movement of 1942, India — An Encyclopaedic Survey, A Century of Indian National Congress, biographies of Maulana Azad and Sardar Patel and A Nation Flawed: Lessons from Indian History, published by Vision Books in 1997.