She writes short stories, children's literature, translations and memoirs.

Priya A. S. was born on May 28, 1967, at Eramalloor, near Cherthala, in Alappuzha district of the south Indian state of Kerala to a teacher couple, K. R. Sadashivan Nair and Anandavalli.

[3] She had a difficult childhood due to various diseases,[4][5] and after schooling, she graduated in English literature from Maharaja's College, Ernakulam before securing a master's degree by private education.

Priya is married to Unni and they have a son, Tanmoy alias Kunjunni.

[8] Kerala Sahitya Akademi selected Jagarooka, another of her short story anthology, for their annual award for story in 2004[9] and a decade later, the Sahitya Akademi honoured her with the 2014 Sahitya Akademi Translation Prize for Kunju Karyangalude Odeythampuran, the translation of The God of Small Things;[10] in between she received the Siddhartha Literary Award in 2012 for her work for children, Ammem Kunjunneem Kunjunneem Ammem.