[2] After retirement, he was suggested by Sathya Sai Baba to go on a spiritual pilgrimage to North India with his mother and wife.
[2] In 1956, Sathya Sai Baba convinced Kasturi to accept the position of Producer of Programmes for the newly established All India Radio Station in Bangalore.
[2] Kasturi enjoyed the post and during a visit in 1958, Sathya Sai Baba suggested he work at Puttaparthi and start a monthly magazine called Sanathana Sarathi.
[2] The process of typesetting, printing, collating, stapling, packing, and addressing was done by hand, and was seen as a labor of love for Sathya Sai Baba.
[2] Kasturi died at the age of 89 on August 14, 1987 at Sathya Sai General Hospital in Puttaparthi due to natural causes.
Upon his death, a mourning period was declared in Puttaparthi by Sathya Sai Baba, including the closure of Prasanthi Nilayam and other institutions.
Kasturi stated that he gathered information for the book from various sources, including Sathya Sai Baba's father and brother, as well as teachers from the schools he attended.