An engineer by profession, Nullan Chakravarthy K. R. Krishnaswami is an alumnus of Indian Institute of Science, Bengaluru. He was selected by the Central Ministry of Scientific Research for specialization in his field and sent to Hamburg, Germany. Returning to India, the Ministry placed him as a CSIR Pool Officer at Indian Institute of Science. He was then picked up by the multinational company, ICI India, from where he retired as a Senior Manager.

Always interested in religious and spiritual fields, Krishnaswami trained himself in 4000 Divya Prabandham and the full block of Krishna Yajur Veda. With this background, he assisted a famous Vishishtaadwaithic scholar, Dr. N. S. Anantharangachar in publication of his books on 4000 Divya Prabandham.

He started writing books in 2000 and in the last two decades, around 50 books covering a wide range of Srivaishnava subjects have come out. These books have been published under the banner of A & K Prakashana.