A native of the capital city of Kerala, P K Rajasekharan is a noted literary critic. He took PhD in Malayalam from Kerala University. He won Kerala Sahitya Akademi award for critical study of Pithrukhadikaram in 1997. The debut Vilasini award was bagged by Andhanaya Daivam. He was the editor to the titles published by DC Books like 100 Varsham 100 Kavitha, Mahacharithamala, O V Vijayan Ormapusthakam etc.