Lalai Singh (1911-1993) was a policeman in paramilitary who became a social justice activist and play writer.
[2][3][4] In 1962, he wrote a book entitled Baman Vadi Rajya Mein Shoshito Par Rajnaitik Dakaiti.
[5] He fought a free speech case against the UP Government on his book ban.
Apart from translating True Ramayan, he wrote 5 plays as well, including one on Aṅgulimāla, Shambuka, and Ekalavya.
His deep anti-caste consciousness was working behind the removal of the word Yadav.